1 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3 * combine.c (combine_simplify_rtx): Remove a transformation that
4 relies on an invalid assumption about rtl sign-extension semantics.
6 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
11 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
14 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
15 set the original address pseudo to the correct value before the
16 original insn, if possible, and leave the insn alone, otherwise
17 create a new pseudo, set it and replace it in the insn.
18 * recog.c (validate_change_maybe_volatile): New.
19 * recog.h (validate_change_maybe_volatile): Declare.
21 2005-04-09 Caroline Tice <ctice@apple.com>
23 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
24 Remove targetm.have_named_sections test.
25 (fix_edges_for_rarely_executed_code): Likewise.
26 (insert_section_boundary_note): Likewise.
27 (reorder_basic_blocks): Check partitioning flag before calling
28 verify_hot_cold_block_grouping.
29 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
30 the function struct rather than global variables.
31 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
32 (COLD_END_LABEL): Likewise
33 (cold_text_section_label): New static global variable.
34 (cold_end_label): Likewise.
35 (dwarf2out_switch_text_section): Get hot/cold section labels from
36 the function struct rather than global variables.
37 (output_aranges): Use cold_text_section_label and cold_end_label;
38 check partitioning flag before putting out delta.
39 (output_ranges): Remove incorrect code attempting to use
41 (output_line_info): Get cold section label from function struct.
42 (add_location_or_const_value_attribute): Likewise.
43 (get_subprogram_die): Get hot/cold section labels from function struct.
44 (dwarf2out_var_location): Likewise.
45 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
46 write out cold_text_section_label if partition flag is set.
47 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
48 * function.h (struct function): Add new fields to point to hot/cold
49 section labels: hot_section_label, cold_section_label,
50 hot_section_end_label and cold_section_end_label; also add new field
51 for cold text section name, unlikely_text_section_name.
52 * opts.c (decode_options): Turn off partitioning flag if
53 !targetm.have_named_sections.
54 * output.h (hot_section_label): Remove.
55 (hot_section_end_label): Remove.
56 (cold_section_end_label): Remove.
57 (unlikely_section_label): Remove.
58 (unlikely_text_section_name): Remove.
59 * passes.c (rest_of_handle_final): Remove code that frees
60 unlikely_text_section_name.
61 * varasm.c (unlikely_section_label): Remove.
62 (hot_section_label): Remove.
63 (hot_section_end_label): Remove.
64 (cold_section_end_label): Remove.
65 (unlikely_text_section_name): Remove.
66 (initialize_cold_section_name): Modify to call
67 targetm.strip_name_encoding; to store cold section name in current
68 function struct, if it exists; and to only use the decl_section_name
69 if flag_named_sections is true.
70 (unlikely_text_section): Modify to get section name out of current
71 function struct, if there is one; otherwise build it from
72 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
73 (in_unlikely_text_section): Likewise.
74 (named_section): Modify to get/put cold section name in current function
75 struct, if there is one.
76 (function_section): Change 'bool unlikely' to 'int reloc'; check
77 targetm.have_named_sections before calling named_section.
78 (current_function_section): Likewise.
79 (assemble_start_function): Modify to get/put unlikely_text_section_name
80 in current function struct; modify to get hot/cold section labels
81 from function struct; initialize labels using
82 ASM_GENERATE_INTERNAL_LABEL;
83 test partitioning flag before writing out hot section label.
84 (assemble_end_function): Test partitioning flag before writing out
85 hot/cold section labels.
86 (default_section_type_flags_1): Modify to use array instead of
87 char* for unlikely_text_section_name; set flags correctly for
88 cold text section if there is not a current function decl.
90 2005-04-09 Jakub Jelinek <jakub@redhat.com>
92 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
93 and TI_VA_LIST_FPR_COUNTER_FIELD.
94 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
95 * tree-pass.h (pass_stdarg): Add.
96 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
97 * tree-stdarg.c: New file.
98 * tree-stdarg.h: New file.
99 * Makefile.in (OBJS-common): Add tree-stdarg.o.
100 (tree-stdarg.o): Add dependencies.
101 * function.h (struct function): Add va_list_gpr_size and
102 va_list_fpr_size fields.
103 * function.c (allocate_struct_function): Initialize them.
104 * target.h (struct gcc_target): Add stdarg_optimize_hook.
105 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
106 (TARGET_INITIALIZER): Add it.
108 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
109 va_list_{g,f}pr_counter_field.
110 (ix86_setup_incoming_varargs): Don't do anything if reg_save
111 area will not be used. Only save registers that tree-stdarg.c
112 detected they need saving.
113 (ix86_va_start): Don't set up fields that won't be used.
115 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
116 va_list_{g,f}pr_counter_field.
117 (setup_incoming_varargs): Don't do anything if reg_save
118 area will not be used. Only save registers that tree-stdarg.c
119 detected they need saving.
120 (rs6000_va_start): Don't set up fields that won't be used.
122 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
123 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
124 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
125 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
127 2005-04-09 Jakub Jelinek <jakub@redhat.com>
130 * config/i386/i386.c (construct_container): Pass empty aligned
131 struct, union or class in memory.
133 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
135 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
136 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
137 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
138 config/rs6000/predicates.md: Fix comment typos.
140 * sched-int.h (haifa_insn_data): Remove blockage and units.
141 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
142 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
143 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
145 2005-04-09 Jan Hubicka <jh@suse.cz>
146 Steven Bosscher <stevenb@suse.de>
148 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
149 * cfgloop.c (get_loop_exit_edges): Likewise.
150 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
152 * loop-unroll.c (analyze_insns_in_loop): Likewise.
153 * tree-cfg.c (dump_cfg_status): Likewise.
155 2005-04-09 David Edelsohn <edelsohn@gnu.org>
157 * config/rs6000/predicates.md (altivec_register_operand): Remove
158 redundant match_code test.
159 (gpc_reg_operand): Same.
160 (cc_reg_operand): Same.
161 (cc_reg_not_cr0_operand): Same.
163 2005-04-09 Jan Hubicka <jh@suse.cz>
165 Forgotten hunk from my last merge patch:
166 * final.c (output_addr_const): Do not call mark_referenced.
168 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
170 * doc/tree-ssa.texi: Add immediate use documentation.
172 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
174 * arm.c (FL_WBUF): Define.
175 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
176 (arm_is_6_or_7): Delete.
177 (arm_tune_wbuf): New.
178 (arm_override_options): Set arm_tune_wbuf.
179 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
180 (arm_is_6_or_7): Delete declaration.
181 (arm_tune_wbuf): New declartion.
182 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
183 (model_wbuf): Derive from arm_tune_wbuf.
184 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
185 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
186 (arm740t): Mark CPUs as having a write buffer.
188 2005-04-09 Uros Bizjak <uros@kss-loka.si>
190 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
191 of 'const_double_operand' in operand 2 constraints. Update enable
194 2005-04-09 Uros Bizjak <uros@kss-loka.si>
196 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
197 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
198 * optabs.h (enum optab_index): Add new OTI_lfloor.
199 (lfloor_optab): Define corresponding macro.
200 * optabs.c (init_optabs): Initialize lfloor_optab.
201 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
202 and lfloordi2 patterns.
203 * builtins.c (expand_builtin_int_roundingfn): New prototype.
204 (expand_builtin_int_roundingfn): New function.
205 (fold_builtin_int_roundingfn): New prototype.
206 (fold_builtin_int_roundingfn): New function, renamed from
208 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
209 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
210 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
211 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
212 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
213 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
214 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
215 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
216 into lfloor built-in function and (long long int)floor{,f,l} into
217 llfloor built-in function.
218 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
221 2005-04-08 Ian Lance Taylor <ian@airs.com>
223 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
224 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
225 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
226 (DO_COND, DO_BODY): Likewise.
227 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
228 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
229 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
230 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
231 (build_continue_stmt, build_break_stmt): Don't declare.
232 (c_do_switch_warnings): Update declaration.
233 * c-gimplify.c (enum bc_t): Remove.
234 (struct c_gimplify_ctx, ctxp): Remove.
235 (push_context, pop_context): Remove static functions.
236 (c_genericize): Don't call push_context or pop_context.
237 (begin_bc_block, finish_bc_block): Remove static functions.
238 (build_bc_goto): Likewise.
239 (gimplify_c_loop): Likewise.
240 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
241 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
242 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
243 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
244 * c-common.c (c_do_switch_warnings): Rename from
245 c_do_switch_warnings_1.
246 (c_do_switch_warnings) [old version]: Remove.
247 (c_do_switch_expr_warnings): Remove.
248 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
249 function instead of c_do_switch_expr_warnings.
250 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
251 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
252 * c-pretty-print.c (pp_c_statement): Likewise.
253 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
255 2005-04-08 Diego Novillo <dnovillo@redhat.com>
257 Merge from tree-cleanup-branch: VRP, store CCP, store
258 copy-prop, incremental SSA updating of FUD chains and
259 newly exposed symbols.
261 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
262 (OBJS-common): Add tree-vrp.o.
263 (tree-vrp.o): New rule.
264 * basic-block.h (nearest_common_dominator_for_set): Declare.
265 * common.opt (ftree-store-ccp): New flag.
266 (ftree-copy-prop): New flag.
267 (ftree-vrp): New flag.
268 (ftree-store-copy-prop): New flag.
269 * dominance.c (nearest_common_dominator_for_set): New.
270 * domwalk.c (walk_dominator_tree): Only traverse
271 statements in blocks marked in walk_data->interesting_blocks.
272 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
273 * fold-const.c (fold): Handle ASSERT_EXPR.
274 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
275 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
276 flag_tree_vrp at -O2.
277 * timevar.def (TV_TREE_VRP): Define.
278 (TV_TREE_COPY_PROP): Define.
279 (TV_TREE_STORE_COPY_PROP): Define.
280 (TV_TREE_SSA_INCREMENTAL): Define.
281 (TV_TREE_STORE_CCP): Define.
282 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
283 to kill_redundant_phi_nodes from comment.
284 (verify_expr): Handle ASSERT_EXPR.
285 * tree-dfa.c (mark_new_vars_to_rename): Remove second
286 argument. Update all users.
287 (mark_call_clobbered_vars_to_rename): Remove. Update all
289 * tree-flow-inline.h (unmodifiable_var_p): New.
290 * tree-flow.h (enum value_range_type): Declare.
291 (struct value_range_def): Declare.
292 (value_range): Declare.
293 (remove_all_phi_nodes_for): Remove. Update all users.
294 (find_phi_node_for): Declare.
295 (add_type_alias): Declare.
296 (count_uses_and_derefs): Declare.
297 (kill_redundant_phi_nodes): Remove.
298 (rewrite_into_ssa): Remove.
299 (rewrite_def_def_chains): Remove.
300 (update_ssa, register_new_name_mapping, create_new_def_for,
301 need_ssa_update_p, name_registered_for_update_p,
302 release_ssa_name_after_update_ssa, dump_repl_tbl,
303 debug_repl_tbl, dump_names_replaced_by,
304 debug_names_replaced_by, mark_sym_for_renaming,
305 mark_set_for_renaming, get_current_def, set_current_def,
306 get_value_range, dump_value_range, debug_value_range,
307 dump_all_value_ranges, debug_all_value_ranges,
308 expr_computes_nonzero, loop_depth_of_name,
309 unmodifiable_var_p): Declare.
310 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
312 * tree-into-ssa.c (block_defs_stack): Update comment.
313 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
314 syms_to_rename, names_to_release, repl_tbl,
315 need_to_initialize_update_ssa_p, need_to_update_vops_p,
316 need_to_replace_names_p): New locals.
317 (NAME_SETS_GROWTH_FACTOR): Define.
318 (struct repl_map_d): Declare.
319 (struct mark_def_sites_global_data): Add field
321 (enum rewrite_mode): Declare.
322 (REGISTER_DEFS_IN_THIS_STMT): Define.
323 (compute_global_livein): Use last_basic_block instead of
325 (set_def_block): Remove last argument. Update all callers.
326 (prepare_use_operand_for_rename): Remove. Update all callers.
327 (prepare_def_operand_for_rename): Remove. Update all callers.
328 (symbol_marked_for_renaming): New.
331 (repl_map_hash): New.
333 (repl_map_free): New.
334 (names_replaced_by): New.
335 (add_to_repl_tbl): New.
336 (add_new_name_mapping): New.
337 (mark_def_sites): Assume that all the operands in the
338 statement are in normal form.
339 (find_idf): Assert that the block in the stack is valid.
340 (get_default_def_for): New.
341 (insert_phi_nodes_for): Add new argument 'update_p'.
343 If update_p is true, add a new mapping between the LHS of
344 each new PHI and the name that it replaces.
345 (insert_phi_nodes_1): Only call find_idf if needed.
346 (get_reaching_def): Call get_default_def_for.
347 (rewrite_operand): Remove.
348 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
349 and REWRITE_THIS_STMT are false.
350 Assume that all the operands in the statement are in
352 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
353 (rewrite_virtual_phi_arguments): Remove.
354 (invalidate_name_tags): Remove.
355 (register_new_update_single, register_new_update_set,
356 rewrite_update_init_block, replace_use,
357 rewrite_update_fini_block, rewrite_update_stmt,
358 rewrite_update_phi_arguments): New.
359 rewrite_blocks): Remove argument 'fix_virtual_phis'.
360 Add arguments 'entry', 'what' and 'blocks'.
361 Initialize the dominator walker according to 'what' and
363 Start the dominator walk at 'entry'.
364 (mark_def_site_blocks): Add argument 'interesting_blocks'.
365 Use it to configure the dominator walker.
366 (rewrite_into_ssa): Remove argument 'all'.
368 (rewrite_all_into_ssa): Remove.
369 (rewrite_def_def_chains): Remove.
370 (mark_def_interesting, mark_use_interesting,
371 prepare_phi_args_for_update, prepare_block_for_update,
372 prepare_def_site_for, prepare_def_sites,
373 dump_names_replaced_by, debug_names_replaced_by,
374 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
375 delete_update_ssa, create_new_def_for,
376 register_new_name_mapping, mark_sym_for_renaming,
377 mark_set_for_renaming, need_ssa_update_p,
378 name_registered_for_update_p, ssa_names_to_replace,
379 release_ssa_name_after_update_ssa,
380 insert_updated_phi_nodes_for, update_ssa): New.
381 * tree-loop-linear.c (linear_transform_loops): Call
382 update_ssa instead of rewrite_into_ssa.
383 * tree-optimize.c (vars_to_rename): Remove.
385 (init_tree_optimization_passes): Replace
386 pass_redundant_phi with pass_copy_prop.
388 Replace pass_ccp with pass_store_ccp.
389 Add pass_store_copy_prop after pass_store_ccp.
390 (execute_todo): If the TODO_ flags don't include updating
391 the SSA form, assert that it does not need to be updated.
392 Call update_ssa instead of rewrite_into_ssa and
393 rewrite_def_def_chains.
394 If TODO_verify_loops is set, call verify_loop_closed_ssa.
395 (tree_rest_of_compilation):
396 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
397 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
398 TODO_cleanup_cfg): Renumber.
399 (TODO_verify_loops, TODO_update_ssa,
400 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
401 TODO_update_ssa_only_virtuals): Define.
402 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
404 * tree-phinodes.c (make_phi_node): Update documentation.
405 (remove_all_phi_nodes_for): Remove.
406 (find_phi_node_for): New.
407 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
408 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
409 (interpret_rhs_modify_expr): Likewise.
410 * tree-sra.c (decide_instantiations): Mark all symbols in
411 SRA_CANDIDATES for renaming.
412 (mark_all_v_defs_1): Rename from mark_all_v_defs.
413 (mark_all_v_defs): New function. Update all users to call it
414 with the whole list of scalarized statements, not just the
416 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
417 (compute_flow_insensitive_aliasing): If the tag is
418 unmodifiable and the variable isn't or vice-versa, don't
419 make them alias of each other.
420 (setup_pointers_and_addressables): If the type tag for
421 VAR is about to change, mark the old one for renaming.
422 (add_type_alias): New.
423 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
424 (ccp_lattice_t): Rename from latticevalue.
425 (value): Remove. Update all users.
426 (const_val): New local variable.
427 (do_store_ccp): New local variable.
428 (dump_lattice_value): Handle UNINITIALIZED.
429 (debug_lattice_value): New.
430 (get_default_value): Re-write.
431 (set_lattice_value): Re-write.
432 (def_to_varying): Remove. Update all users.
433 (likely_value): Return VARYING for statements that make
434 stores when STORE_CCP is false.
435 Return VARYING for any statement other than MODIFY_EXPR,
436 COND_EXPR and SWITCH_EXPR.
437 (ccp_initialize): Re-write.
438 (replace_uses_in, replace_vuse_in, substitute_and_fold):
439 Move to tree-ssa-propagate.c.
440 (ccp_lattice_meet): Handle memory stores when
441 DO_STORE_CCP is true.
442 (ccp_visit_phi_node): Likewise.
443 (ccp_fold): Likewise.
444 (evaluate_stmt): Likewise.
445 (visit_assignment): Likewise.
446 (ccp_visit_stmt): Likewise.
447 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
451 (do_ssa_store_ccp): New.
452 (gate_store_ccp): New.
453 (pass_store_ccp): Declare.
454 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
455 (may_propagate_copy): Reformat.
456 Don't abort if ORIG is a virtual and DEST isn't.
457 If NEW does not have alias information but DEST does,
459 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
460 copy_prop_kind, which_copy_prop): Declare.
461 (stmt_may_generate_copy, get_copy_of_val,
462 get_last_copy_of, set_copy_of_val, dump_copy_of,
463 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
464 copy_prop_visit_stmt, copy_prop_visit_phi_node,
465 init_copy_prop, fini_copy_prop, execute_copy_prop,
466 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
467 store_copy_prop): New.
468 (pass_copy_prop, pass_store_copy_prop): Declare.
469 * tree-ssa-dom.c (struct opt_stats_d): Add fields
470 'num_const_prop' and 'num_copy_prop'.
471 (cprop_operand): Update them.
472 (dump_dominator_optimization_stats): Dump them.
473 (tree_ssa_dominator_optimize): Call update_ssa instead of
475 (loop_depth_of_name): Declare extern.
476 (simplify_cond_and_lookup_avail_expr): Guard against NULL
477 values for LOW or HIGH.
478 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
479 (record_equivalences_from_stmt): Call expr_computes_nonzero.
480 (cprop_operand): Only propagate if VAL != OP.
481 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
482 statement for renaming.
483 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
484 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
485 add_type_alias if necessary.
486 Call mark_new_vars_to_rename.
487 (tree_ssa_iv_optimize): If new symbols need to be renamed,
488 mark every statement updated, call update_ssa and
489 rewrite_into_loop_closed_ssa.
490 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
491 from LIVEIN if VAR is a virtual.
492 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
493 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
494 (get_call_expr_operands): Reformat statement.
495 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
497 * tree-ssa-propagate.c (ssa_prop_init): Initialize
498 SSA_NAME_VALUE for every name.
499 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
500 get_value_loaded_by): New.
501 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
502 substitute_and_fold): Move from tree-ssa-ccp.c.
503 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
504 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
505 get_value_loaded_by, replace_uses_in, substitute_and_fold):
507 * tree-ssa.c (verify_use): Fix error message.
508 (propagate_into_addr, replace_immediate_uses, get_eq_name,
509 check_phi_redundancy, kill_redundant_phi_nodes,
510 pass_redundant_phi): Remove. Update all users.
511 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
512 add_type_alias, if necessary.
513 * tree-vectorizer.h (struct _stmt_vect_info): Update
514 documentation for field 'memtag'.
515 * tree-vrp.c: New file.
516 * tree.def (ASSERT_EXPR): Define.
517 * tree.h (ASSERT_EXPR_VAR): Define.
518 (ASSERT_EXPR_COND): Define.
519 (SSA_NAME_VALUE_RANGE): Define.
520 (struct tree_ssa_name): Add field 'value_range'.
521 (PHI_REWRITTEN): Remove.
522 (struct tree_phi_node): Remove field 'rewritten'.
523 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
524 -ftree-store-copy-prop): Document.
525 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
526 Document usage of update_ssa.
528 2005-04-08 David Edelsohn <edelsohn@gnu.org>
531 * config/rs6000/predicates.md (altivec_register_operand): Accept
533 (and64_operand): Do not limit CONST_INT to mask64_operand.
534 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
535 (and_operand): Do not limit CONST_INT to mask_operand.
537 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
539 PR rtl-optimization/20466
540 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
541 for overlap of the address of each list member.
542 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
544 2005-04-08 Mike Stump <mrs@apple.com>
546 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
548 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
551 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
553 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
555 * function.c (push_function_context_to): Don't set
557 * function.h (function): Remove contains_functions.
558 (current_function_contains_functions): Remove.
560 * function.h (function): Remove instrument_entry_exit.
561 (current_function_instrument_entry_exit): Remove.
563 * function.h (nonlocal_labels): Remove.
565 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
567 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
568 (check_attr_value, write_attr_get, write_expr_attr_cache,
569 find_attr, make_internal_attr): Don't reference negative_ok or
571 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
572 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
573 (ATTR_STATIC): Adjust the value.
575 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
577 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
579 * config/s390/tpf.h (ASM_SPEC): Define.
581 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
583 * tree-flow.h: Remove the prototype for
584 redirect_immediate_uses.
585 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
587 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
589 * arm.c (arm_const_double_by_parts): New function.
590 * arm-protos.h (arm_const_double_by_parts): Add prototype.
591 * arm.md (define_split for 64-bit constants): Add another one.
593 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
595 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
597 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
599 * system.h: Revert last change.
601 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
603 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
604 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
605 (TARGET_SWITCHES): Delete.
606 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
607 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
608 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
609 * config/xtensa/xtensa.opt: New file.
611 2005-04-08 Ben Elliston <bje@au.ibm.com>
613 * config/fp-bit.c: Include L_mul_tf in #endif comment.
614 * config/fp-bit.h: Tidy comments.
616 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
618 * system.h: Poison PARAMS.
620 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
622 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
623 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
624 (TARGET_SWITCHES): Delete.
625 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
626 * config/vax/vax.opt: New file.
628 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
630 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
632 2005-04-07 Ian Lance Taylor <ian@airs.com>
634 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
636 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
637 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
640 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
642 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
643 all immediate uses in PHI nodes.
645 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
647 * arm.c (arm_const_double_inline_cost): Handle any constant by
648 using gen_lowpart and gen_highpart_mode.
649 (note_invalid_constants): All constants in an RTX with a constraint
650 that permits memory are now pushed to the constant pool.
651 (output_move_double): Delete code to handle reg to reg and
652 constant to reg moves.
653 (const_double_needs_minipool, output_mov_immediate): Delete.
654 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
655 CONST_INT and CONST_VECTOR.
656 * arm.md (ANY64): New mode macro.
657 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
658 (movdf_soft_insn): Split reg-reg and const-reg moves.
659 (split patterns for 64-bit constant and register moves): New.
660 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
661 (cirrus_movdf_hard_insn): Likewise.
662 * fpa.md (movdf_fpa): Likewise.
663 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
664 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
666 (movv2si_internal_2): Likewise.
667 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
668 (movdf_vfp): Likewise.
669 * arm-protos.h (output_mov_immediate): Delete prototype.
671 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
674 * simplify-rtx.c (simplify_unary_operation_1): Check
675 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
677 2005-04-06 James E Wilson <wilson@specifixinc.com>
680 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
683 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
685 * coverage.h (GCOV_TYPE_NODE): Delete.
686 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
687 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
688 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
689 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
690 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
692 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
695 * Makefile.in (gcc.pot): Remove options.c dependency.
696 * optc-gen.awk: Don't quote help strings with N_().
698 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
700 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
701 the function returns a pointer type.
703 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
705 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
706 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
707 * doc/invoke.texi: Documnet salias-max-implicit-fields.
708 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
709 explicit_uses members.
710 (get_or_create_used_part_for): Initialize new fields.
711 (fieldoff_compare): New function.
712 (create_overlap_variables_for): Count number of fields, use
713 heuristic to determine whether to create subvars for vars with
715 Sort the field list by offset and avoid creating duplicate SFT's.
717 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
719 * c.opt (-F): Remove trailing whitespace from help string.
720 (-finput-charset): Use a tab to separate the switch name and help
722 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
723 (-ftree-vectorizer-verbose): Likewise.
725 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
727 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
728 a PHI argument where a use occurs instead of all PHI arguments.
730 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
732 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
735 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
737 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
738 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
739 config/bfin/bfin.h: Fix comment typos.
741 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
743 * doc/install.texi: Update the URL for Jacks.
744 * doc/sourcebuild.texi: Likewise.
746 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
749 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
750 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
752 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
754 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
756 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
758 * config/v850/v850-protos.h (override_options): Delete.
759 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
760 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
761 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
762 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
763 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
764 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
765 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
766 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
767 (OVERRIDE_OPTIONS): Delete.
768 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
769 (small_memory_info): Remove the value field.
770 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
772 * config/v850/v850.c (small_memory): Remove the value field.
773 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
774 (override_options): Delete.
775 (v850_handle_memory_option, v850_handle_option): New functions.
776 * config/v850/v850.opt: New file.
778 2005-04-06 Geoffrey Keating <geoffk@apple.com>
780 * config.host: Add a section for generic hosts, and a subsection
781 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
782 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
783 * config/host-darwin.h: New.
784 * config/x-darwin: New.
785 * config/i386/host-i386-darwin.c: New.
786 * config/i386/x-darwin: New.
787 * config/rs6000/host-darwin.c: Include host-darwin.h.
788 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
789 (darwin_rs6000_gt_pch_use_address): Likewise.
790 * config/rs6000/x-darwin: Change name of .o built, update
791 dependencies for changes to rs6000/host-darwin.c.
793 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
796 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
798 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
800 * tree-vect-analyze.c (vect_analyze_loop_form): Call
801 split_loop_exit_edge instead of loop_split_edge_with.
803 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
805 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
806 UNSPEC_SET_VSCR): New constants, used throughout.
808 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
810 (altivec_vspltis<VI_char>): ... this pattern, using
811 a QImode const_int_operand for the immediate.
812 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
815 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
818 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
820 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
822 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
824 2005-04-06 Ben Elliston <bje@au.ibm.com>
826 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
827 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
828 macros as living in "this file" and not gcc.h.
830 2005-04-06 Ben Elliston <bje@au.ibm.com>
832 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
833 -ftree-live_range_split. Perhaps renamed at some point?
835 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
838 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
839 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
841 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
843 * tree-flow.h (number_of_iterations_cond): Declaration removed.
844 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
845 (number_of_iterations_special): New function.
846 (number_of_iterations_exit): Use number_of_iterations_special.
847 Use simplify_using_outer_evolutions only at -O3.
848 (number_of_iterations_cond, tree_simplify_using_condition,
849 simplify_using_initial_conditions, loop_niter_by_eval,
850 compare_trees, can_count_iv_in_wider_type_bound,
851 simplify_using_outer_evolutions): Use fold_build.
853 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
855 * doc/install.texi (Configuration): Document --with-java-home.
857 2005-04-05 Richard Henderson <rth@redhat.com>
861 * config/i386/i386.c (print_operand): Handle vector zeros.
862 (ix86_split_to_parts): Handle CONST_VECTOR.
863 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
864 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
865 what modes to tie for MMX and SSE registers.
866 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
867 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
868 to vector modes as well.
869 * config/i386/predicates.md (const0_operand): Handle VOIDmode
870 properly as an input mode.
872 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
874 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
876 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
878 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
880 2005-04-05 Jakub Jelinek <jakub@redhat.com>
882 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
883 and local functions, set sse_nregs to 8 and float_in_sse.
884 (function_arg_advance, function_arg): If float_in_sse, pass
885 SFmode and DFmode arguments in SSE registers.
886 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
888 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
891 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
893 * config/i386/i386-protos.h (ix86_function_value): Accept two
894 arguments, like the target macro.
895 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
896 * config/i386/i386.c (ix86_function_value): Accept the second
897 argument of the target macro.
898 (ix86_function_ok_for_sibcall): Pass a function pointer to
900 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
901 call to ix86_value_regno).
902 (ix86_value_regno): Add support for returning floating point values
905 2005-04-05 Jakub Jelinek <jakub@redhat.com>
907 PR tree-optimization/20076
908 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
909 that call __builtin_return or __builtin_apply_args.
911 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
913 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
914 Use immediate use iterator.
915 (stmt_is_bumper_for_loop): Use immediate use iterator.
916 * predict.c (strip_builtin_expect): Use update_stmt.
917 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
918 on all elements of a STATEMENT_LIST.
919 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
920 (bsi_remove): Remove imm_use links and mark the stmt as modified.
921 (bsi_replace): Mark stmt as modified and the update it.
922 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
923 (expand_complex_libcal): Call update_stmt.
924 (expand_complex_comparison): Call mark_stmt_modified.
925 (expand_complex_operations_1): Call update_stmt_if_modified.
926 (expand_vector_operations_1): Call mark_stmt_modified.
927 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
928 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
929 add_immediate_use, redirect_immediate_use,
930 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
931 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
932 (mark_new_vars_to_rename): Call update_stmt.
933 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
934 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
936 (unmodify_stmt): Delete.
937 (update_stmt): New. Force an update of a stmt.
938 (update_stmt_if_modified): update a stmt if it is out of date.
939 (get_stmt_operands): Verify stmt is NOT modified.
940 (stmt_modified_p): Update comment.
941 (delink_imm_use): Remove a use node from its immuse list.
942 (link_imm_use_to_list): Link a use node to a specific list.
943 (link_imm_use): Link a node to the correct list.
944 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
945 it in the correct list, if appropriate.
946 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
947 (relink_imm_use): Link a use node in place of another node in a list.
948 (relink_imm_use_stmt): LInk a node in place of another node, and set
950 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
951 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
952 (first_safe_imm_use): New. Initialize a safe immuse iterator.
953 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
954 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
955 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
956 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
957 (has_zero_uses): New. Return true if there are no uses of a var.
958 (has_single_use): New. Return true if there is only a single use of a
960 (single_imm_use): New. Return the simgle immediate use.
961 (num_imm_uses): New. Return the number of immediate uses.
962 (get_v_must_def_ops): Use is now a pointer.
963 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
964 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
966 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
967 (delink_stmt_imm_use): Delink all immuses from a stmt.
968 (phi_arg_index_from_use): New. Return a phi arg index for a use.
969 * tree-flow.h (struct dataflow_d): Delete.
970 (immediate_use_iterator_d): New. Immediate use iterator struct.
971 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
972 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
973 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
975 (struct stmt_ann_d): Remove dataflow_t from struct.
976 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
977 (if_convertible_phi_p): Use FAST immuse iterator.
978 (if_convertible_loop_p): Don't call compute_immediate_uses.
979 (replace_phi_with_cond_modify_expr): Call update_stmt.
980 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
981 update_stmt_if_modified.
982 (rewrite_all_into_ssa): Initialize ssa operands.
983 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
984 compute_immediate_uses.
985 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
986 ssa_property is available.
987 (execute_one_pass): Change parameters passed to execute_todo.
988 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
989 (remove_ssa_form): Call fini_ssa_operands.
990 (insert_backedge_copies): Delete call to modify_stmt.
991 * tree-phinodes.c (make_phi_node): Initialize use nodes.
992 (release_phi_node): Delink any use nodes before releasing.
993 (resize_phi_node): Relink any use nodes.
994 (remove_phi_arg_num): Delink the use node.
995 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
996 (remove_all_phi_nodes_for): Release phi node first.
997 * tree-pretty-print.c (dump_generic_node): Print stmt address.
998 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
999 (scalarize_use, scalarize_copy): Call update_stmt.
1000 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1001 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1002 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1003 (ccp_initialize): Remove call to compute_immediate_uses.
1004 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1005 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1007 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1008 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1009 (eliminate_redundant_computations): Call mark_stmt_modified.
1010 (cprop_operand): Call mark_stmt_modified.
1011 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1012 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1013 (dse_optimize_stmt): Use new immuse interface.
1014 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1015 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1016 (substitute_single_use_vars): Use new immuse interface.
1017 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1018 and compute_immediate_uses.
1019 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1021 (rewrite_mem_refs): Call update_stmt.
1022 (determine_lsm): Remove call to compute_imm_uses and free_df.
1023 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1024 (try_unroll_loop_completely): Call update_stmt.
1025 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1026 (rewrite_use_compare): Call update_stmt.
1027 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1028 (rewrite_use) : Call update_stmt.
1029 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1030 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1032 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1033 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1034 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1036 (initialize_vuse_operand): New. Initialize a vuse operand.
1037 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1038 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1039 (finalize_ssa_defs): Use stmt parameter.
1040 (correct_use_link): Ensure a use node is in the correct list, and has
1041 the correct stmt pointer.
1042 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1043 finalize_ssa_v_must_defs): Also initialize use nodes.
1044 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1045 (build_ssa_operands): Seperate parsing from final operand construction.
1046 (parse_ssa_operands): New. Parse entry point for operand building.
1047 (swap_tree_operands): New. Swap 2 tree operands.
1048 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1050 (get_expr_operands): Call swap_tree_operands when needed.
1051 (copy_virtual_operands): Use initialize routines for virtual use ops.
1052 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1053 (verify_abort): New. Issue imm_use error.
1054 (verify_imm_links): New Verify imm_use links for a var.
1055 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1056 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1057 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1058 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1059 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1060 (NULL_USE_OPERAND_P) Define.
1061 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1063 (struct vuse_operand_type): New struct.
1064 (SET_USE): Call set_ssa_use_from_ptr.
1066 (PHI_ARG_INDEX_FROM_USE): Define.
1067 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1068 argument via SET_USE, not PHI_ARG_DEF_TREE.
1069 * tree-ssa-pre.c (eliminate): Call update_stmt.
1070 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1072 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1073 (nearest_common_dominator_of_uses): Use imm_use iterator.
1074 (statement_sink_location): Use imm_use iterator and interface.
1075 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1076 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1077 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1078 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1079 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1080 if new parameter is true.
1081 (init_tree_ssa): Don't initialize operand cache here.
1082 (delete_tree_ssa): Don't destroy operand cache here.
1083 (propagate_into_addr): Pass in a use pointer, return true if anything
1085 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1086 (check_phi_redundancy): Use imm_use iterator.
1087 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1089 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1090 (release_ssa_name): Delink node and all elements in its imm_use list.
1091 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1092 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1093 * tree-vectorizer.c (need_imm_uses_for): Delete.
1094 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1095 * tree.h (struct ssa_imm_use_d): Define.
1096 (SSA_NAME_IMM_USE_NODE): Define.
1097 (struct tree_ssa_name): Add imm_use node.
1099 (PHI_ARG_IMM_USE_NODE): Define.
1100 (struct phi_arg_d): Add imm_use node.
1101 (struct tree_phi_node): Remove struct dataflow_d element.
1102 (TDF_STMTADDR): Define.
1104 2005-04-05 Dale Johannesen <dalej@apple.com>
1106 * doc/invoke.texi (Optimization Options): Remove
1107 duplicate -fcse-follow-jumps. Add -fweb.
1108 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1109 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1111 2005-04-05 Per Bothner <per@bothner.com>
1113 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1114 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1115 (warn_uninit): Get EXPR_LOCUS from context now instead.
1116 This fixes a USE_MAPPED_LOCATION testsuite failure.
1118 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1120 2005-04-05 Per Bothner <per@bothner.com>
1122 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1123 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1124 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1127 2004-04-05 Devang Patel <dpatel@apple.com>
1129 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1130 (lhsr<mode>3): ... new name.
1131 (altivec_vsra<VI_char>): Rename to ..
1132 (ashr<mode>3): ... new name.
1133 * config/rs6000/rs6000.c (builtin_description): Rename shift
1136 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1138 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1139 gen_lowpart_for_combine.
1140 * cse.c (gen_lowpart_if_possible): Move...
1141 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1143 (gen_lowpart_no_emit_general): Use it.
1145 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1147 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1150 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1152 * system.h: Fix typo.
1154 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1156 * config/bfin/bfin-modes.def: New file.
1157 * config/bfin/bfin-protos.h: New file.
1158 * config/bfin/bfin.c: New file.
1159 * config/bfin/bfin.h: New file.
1160 * config/bfin/bfin.md: New file.
1161 * config/bfin/bfin.opt: New file.
1162 * config/bfin/crti.s: New file.
1163 * config/bfin/crtn.s: New file.
1164 * config/bfin/elf.h: New file.
1165 * config/bfin/lib1funcs.asm: New file.
1166 * config/bfin/predicates.md: New file.
1167 * config/bfin/t-bfin: New file.
1168 * config/bfin/t-bfin-elf: New file.
1169 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1170 Document new attributes.
1171 (interrupt, interrupt_handler, saveall): Update documentation for
1173 * doc/install.texi (Specific): Add entry for the Blackfin.
1174 * doc/invoke.texi (Blackfin Options): New section.
1175 * doc/md.texi (Blackfin family): New section to document constraints.
1176 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1178 2005-04-05 Olivier Hainque <hainque@adacore.com>
1180 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1181 match what the system unwinder expects.
1182 * config/mips/mips.c (mips_frame_set): If we're saving the return
1183 address register and the dwarf return address column number differs
1184 from the hard register number, adjust the note reg to refer to the
1187 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1189 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1190 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1191 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1192 (processor_type): New enum.
1193 (mn10300_processor): New variable.
1194 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1195 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1196 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1197 (PROCESSOR_DEFAULT): New macro.
1198 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1199 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1200 (mn10300_handle_option, mn10300_override_options): New functions.
1201 * config/mn10300/mn10300.opt: New file.
1203 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1204 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1206 PR tree-optimization/19903
1207 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1208 that don't fit in their type after conversion.
1210 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1213 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1214 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1215 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1216 flag here. Implement using define_insn_and_split.
1217 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1218 (frndintxf2_mask_pm_i387): New insn patterns.
1219 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1220 Do not set ix86_optimize_mode_switching flag.
1221 (ceilsf2, ceildf2, ceilxf2): Same.
1222 (btruncsf2, btruncdf2, btruncxf2): Same.
1223 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1225 2005-04-05 Ian Lance Taylor <ian@airs.com>
1228 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1229 i386_pe_record_external_function.
1230 (i386_pe_record_external_function): Update declaration.
1231 * config/i386/winnt.c (struct extern_list): Add decl field.
1232 (i386_pe_record_external_function): Add decl parameter.
1233 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1235 * config/i386/i386-protos.h (i386_pe_record_external_function):
1238 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1240 * config/m68k/m68k-protos.h: Add a prototype for
1241 valid_dbcc_comparison_p_2.
1242 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1243 extend_operator, const_uint32_operand, const_sint32_operand,
1244 general_src_operand, nonimmediate_src_operand,
1245 memory_src_operand, post_inc_operand, pre_dec_operand,
1246 pcrel_address): Move to predicates to predicates.md.
1247 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1248 * config/m68k/m68k.md: Include predicates.md.
1249 * config/m68k/predicates.md: New.
1251 2005-04-04 Roger Sayle <roger@eyesopen.com>
1253 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1255 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1257 2005-04-04 Ian Lance Taylor <ian@airs.com>
1259 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1261 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1262 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1263 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1264 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1265 * c-common.c (c_do_switch_warnings_1): New static function broken
1266 out of c_do_switch_warnings.
1267 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1268 (c_do_switch_expr_warnings): New function.
1269 * c-common.h (c_do_switch_expr_warnings): Declare.
1271 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1272 Daniel Jacobowitz <dan@codesourcery.com>
1274 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1276 * rtlanal.c (may_trap_p): Same.
1278 2005-04-04 Dale Johannesen <dalej@apple.com>
1280 * ChangeLog: remove reference to ChangeLog.12.
1282 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1284 CRIS epilogue as RTL.
1285 * config/cris/cris.md: Change all 0 in unspec 0 to
1287 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1288 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1290 ("return"): Change to define_expand. Call cris_expand_return for
1292 ("*return_expanded"): New pattern.
1293 ("epilogue"): New define_expand.
1294 * config/cris/cris.h (PREDICATE_CODES): Add
1295 cris_load_multiple_op.
1296 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1298 (enum cris_retinsn_type): New.
1299 (struct machine_function): New member return_type.
1300 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1301 (cris_target_asm_function_epilogue): Remove, moving RTLified
1303 (cris_expand_epilogue): New function.
1304 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1305 (cris_gen_movem_load, cris_load_multiple_op)
1306 (cris_return_address_on_stack_for_return, cris_expand_return): New
1308 (cris_target_asm_function_prologue)
1309 (cris_initial_frame_pointer_offset): Call
1310 cris_reg_saved_in_regsave_area instead of complicated expression.
1311 Call cris_return_address_on_stack instead of an expression.
1312 (cris_print_operand) <case 'o', case 'O'>: New cases.
1313 (cris_return_address_on_stack): Change return-type to bool.
1314 (cris_simple_epilogue): Ditto. Return false if registers are
1316 * config/cris/cris-protos.h (cris_simple_epilogue)
1317 (cris_return_address_on_stack): Adjust prototype return type.
1318 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1319 (cris_return_address_on_stack_for_return): New prototypes.
1321 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1323 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1324 gpr_or_int12_operand.
1326 * config/frv/frv-protos.h: Add a prototype to
1327 frv_legitimate_memory_operand and frv_const_unspec_p.
1328 (frv_unspec): Move from frv.c.
1329 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1330 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1331 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1332 gpr_or_fpr_operand, gpr_or_int12_operand,
1333 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1334 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1335 int6_operand, int5_operand, uint5_operand, uint4_operand,
1336 uint1_operand, int_2word_operand, uint16_operand,
1337 upper_int16_operand, integer_register_operand,
1338 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1339 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1340 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1341 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1342 move_destination_operand, movcc_fp_destination_operand,
1343 frv_function_symbol_referenced_p, move_source_operand,
1344 condexec_dest_operand, condexec_source_operand,
1345 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1346 const_unspec_operand, gpr_or_memory_operand,
1347 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1348 icc_operand, fcc_operand, cc_operand, icr_operand,
1349 fcr_operand, cr_operand, call_operand, sibcall_operand,
1350 symbolic_operand, relational_operator,
1351 integer_relational_operator, float_relational_operator,
1352 ccr_eqne_operator, minmax_operator,
1353 condexec_si_binary_operator, condexec_si_media_operator,
1354 condexec_si_divide_operator, condexec_si_unary_operator,
1355 condexec_sf_conv_operator, condexec_sf_add_operator,
1356 condexec_memory_operand, intop_compare_operator, acc_operand,
1357 even_acc_operand, quad_acc_operand, accg_operand: Move to
1359 * config/frv/frv.h (PREDICATE_CODES): Remove.
1360 * config/frv/frv.md: Include predicates.md.
1361 * config/frv/predicates.md: New.
1363 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1366 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1367 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1368 (add_standard_iv_candidates_for_size): New function, extracting code
1369 from add_standard_iv_candidates and parameterizing it by type size.
1370 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1372 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1374 * system.h (GCOV_SIZE_TYPE): Unposion.
1375 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1376 (GCOV_TYPE_SIZE): ...this new macro.
1377 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1378 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1379 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1380 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1381 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1382 instead of unsigned_intSI_type_node.
1383 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1384 (rtl_gen_one_value_profiler_no_edge_manipulation)
1385 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1386 * value-prof.c: Include coverage.h.
1388 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1389 Diego Novillo <dnovillo@redhat.com>
1391 Fix PR tree-optimization/20703
1392 Fix PR tree-optimization/20725
1394 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1395 (create_expression_by_pieces): Ditto.
1396 (valid_in_set): Ditto. Also handle tcc_declaration.
1397 (find_or_generate_expression): Handle comparison class.
1398 (insert_into_preds_of_block): Ditto.
1399 (insert_aux): Ditto.
1400 (create_value_expr_from): Handle comparison class, recursively
1401 handle reference nodes.
1402 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1403 (execute_pre): Fix spacing.
1404 (do_fre): Renamed to execute_fre.
1406 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1408 * doc/invoke.texi (SPARC options): Document that
1409 -mlittle-endian is not supported on Linux either.
1411 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1415 * config.gcc (Obsolete configurations): Remove
1416 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1417 (sparclite-*-coff*): Delete.
1418 (sparclite-*-elf*): Likewise.
1419 (sparc86x-*-elf*): Likewise.
1420 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1421 * config/sparc/lite.h: Delete.
1422 * config/sparc/litecoff.h: Likewise.
1423 * config/sparc/liteelf.h: Likewise.
1424 * config/sparc/sp86x-elf.h: Likewise.
1425 * config/sparc/t-sparclite: Likewise.
1426 * config/sparc/t-sp86x: Likewise.
1428 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1430 * config/s390/s390-protos.h: (s390_comparison,
1431 s390_alc_comparison, s390_slb_comparison, const0_operand,
1432 consttable_operand, larl_operand, s_operand,
1433 shift_count_operand, bras_sym_operand, load_multiple_operation,
1434 store_multiple_operation, s390_plus_operand): Remove prototypes.
1435 (s390_legitimate_address_without_index_p): New prototype.
1436 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1438 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1439 const0_operand, consttable_operand, larl_operand, s_operand,
1440 shift_count_operand, bras_sym_operand, load_multiple_operation,
1441 store_multiple_operation, s390_plus_operand): Move to
1443 (check_mode): Remove.
1444 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1446 (s390_legitimate_address_without_index_p): New.
1447 * config/s390/s390.h (PREDICATE_CODES): Remove.
1448 * config/s390/s390.md: Include predicates.md.
1449 * config/s390/predicates.md: New.
1451 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1454 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1455 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1456 (NEED_INDICATE_EXEC_STACK): Define to 1.
1457 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1458 (NEED_INDICATE_EXEC_STACK): Define to 1.
1459 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1460 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1461 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1462 (pic_helper_emitted_p): New global.
1463 (emit_pic_helper): New function extracted from...
1464 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1465 Do not call emit_pic_helper if delay_pic_helper is true.
1466 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1467 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1468 (sparc_file_end): New function.
1470 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1472 * config/mcore/mcore-protos.h: Remove the prototypes for
1473 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1474 mcore_general_movdst_operand, mcore_reload_operand,
1475 mcore_arith_J_operand, mcore_arith_K_operand,
1476 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1477 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1478 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1479 mcore_literal_K_operand, mcore_addsub_operand,
1480 mcore_compare_operand, mcore_load_multiple_operation,
1481 mcore_store_multiple_operation, mcore_call_address_operand.
1482 Add a prototype for const_ok_for_mcore.
1483 * config/mcore/mcore.c (mcore_call_address_operand,
1484 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1485 mcore_arith_reg_operand, mcore_reload_operand,
1486 mcore_arith_J_operand, mcore_arith_K_operand,
1487 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1488 mcore_arith_M_operand, mcore_arith_imm_operand,
1489 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1490 mcore_literal_K_operand, mcore_addsub_operand,
1491 mcore_compare_operand, mcore_load_multiple_operation,
1492 mcore_store_multiple_operation): Move to predicates.md.
1493 (const_ok_for_mcore): Export.
1494 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1495 * config/mcore/mcore.md: Include predicates.md.
1496 * config/mcore/predicates.md: New.
1498 * config/mcore/predicates.md: Fix a comment typo.
1500 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1501 Adrian Straetling <straetling@de.ibm.com>
1503 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1504 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1505 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1507 ("imul"): Removed from "type" attribute.
1508 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1509 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1510 Changed type to imulsi.
1511 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1513 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1515 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1516 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1517 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1518 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1519 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1520 (TARGET_SWITCHES, mcore_stack_increment_string)
1521 (TARGET_OPTIONS): Delete.
1522 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1523 than *_BIT constants.
1524 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1525 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1526 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1527 (mcore_override_options): Delete mcore_stack_increment code.
1528 Change use of M340_BIT to MASK_M340.
1529 * config/mcore/mcore.opt: New file.
1531 2005-04-04 Ian Lance Taylor <ian@airs.com>
1533 * config/arm/arm.c (replace_symbols_in_block): Remove static
1536 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1538 * config/fr30/fr30-protos.h: Remove the prototypes for
1539 stack_add_operand, add_immediate_operand,
1540 high_register_operand, low_register_operand, call_operand,
1541 di_operand, and nonimmediate_di_operand.
1542 * config/fr30/fr30.c (stack_add_operand,
1543 add_immediate_operand, high_register_operand,
1544 low_register_operand, call_operand, di_operand,
1545 nonimmediate_di_operand): Move to predicates.md.
1546 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1547 * config/fr30/fr30.md: Include predicates.md.
1548 * config/fr30/predicates.md: New.
1550 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1551 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1552 mcore_call_address_operand.
1554 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1555 general_movsrc_operand.
1557 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1559 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1562 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1565 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1568 2005-04-04 Richard Henderson <rth@redhat.com>
1569 Jakub Jelinek <jakub@redhat.com>
1571 PR rtl-optimization/16104
1572 * fold-const.c (fold_unary): Fix folding of vector conversions.
1574 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1576 * config.gcc (xstormy16-*-elf): Set extra_options.
1577 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1578 * config/stormy16/stormy16.opt: New file.
1580 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1582 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1583 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1584 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1585 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1586 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1587 (TARGET_UNIX_ASM): Delete.
1588 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1589 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1590 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1591 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1592 * config/pdp11/pdp11.opt: New file.
1594 2005-04-03 Roger Sayle <roger@eyesopen.com>
1595 Alexandre Oliva <aoliva@redhat.com>
1598 * fold-const.c (non_lvalue): Split tests into...
1599 (maybe_lvalue_p): New function.
1600 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1601 C++ front-end prior to lowering into gimple form.
1603 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1605 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1606 BUILT_IN_STRNCASECMP): New.
1607 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1610 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1613 * arm.md (addsi3_compare0_for_combiner): Delete.
1614 (addsi3_compare0_scratch_for_combiner): Delete.
1615 (cmpsi_neg_shiftsi): Delete.
1616 (compare_negsi_si): New pattern.
1617 (cmpsi_negshiftsi_si): New pattern.
1618 (negated_cbranchsi4): Restrict to equality_operator.
1620 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1623 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1625 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1628 * doc/install.texi: Fix a typo.
1630 2005-04-03 Steven Bosscher <stevenb@suse.de>
1633 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1634 a computed goto if the edge to the computed goto block has
1635 incoming abnormal edges. Clarify how the function works.
1637 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1639 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1640 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1641 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1642 hash_scan_set, reg_set_between_after_reload_p,
1643 reg_used_between_after_reload_p, get_avail_load_store_reg,
1644 eliminate_partially_redundant_load): Likewise.
1645 * postreload.c (reload_cse_simplify_set,
1646 reload_combine_note_use): Likewise.
1647 * predict.c (predict_insn, expected_value_to_br_prob,
1648 propagate_freq, expensive_function_p): Likewise.
1649 * print-rtl.c (print_rtx): Likewise.
1650 * profile.c (instrument_edges, instrument_values,
1651 compute_branch_probabilities, branch_prob, union_groups,
1652 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1653 * protoize.c (in_system_include_dir, file_could_be_converted,
1654 file_normally_convertible, gen_aux_info_file, seek_to_line,
1655 do_cleaning): Likewise.
1656 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1657 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1658 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1660 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1662 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1663 * modulo-sched.c (undo_replace_buff_elem): New structure.
1664 (kernel_number_of_cycles, ps_unschedule_node,
1665 undo_generate_reg_moves,free_undo_replace_buff,
1666 undo_permute_partial_schedule, loop_single_full_bb_p,
1667 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1668 build_loops_structure, get_sched_window): New.
1669 (generate_reg_moves): Return undo_replace_buff_elem and other
1671 (generate_prolog_epilog): Remove old loop versioning.
1672 (sms_schedule): Use loop information and loop_version.
1673 (sms_schedule_by_order): Split part of it to get_sched_window.
1674 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1675 cfg_layout_finalize and free_dominance_info before/after SMS.
1677 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1679 * cfghooks.c (lv_flush_pending_stmts,
1680 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1681 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1682 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1683 lv_add_condition_to_bb,
1684 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1685 flush_pending_stmts): New in cfg_hooks structure.
1686 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1687 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1688 lv_add_condition_to_bb): New declarations.
1689 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1691 (loop_version): Declare.
1692 * cfgloopmanip.c (cfghooks.h): Include.
1693 (duplicate_loop_to_header_edge): Change return type to bool.
1694 (loop_version, lv_adjust_loop_entry_edge): Move here.
1695 * cfgrtl.c (cfgloop.h): Include.
1696 (rtl_verify_flow_info_1): Fix.
1697 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1698 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1700 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1701 tree_lv_add_condition_to_bb): New.
1702 (tree_cfg_hooks): Add new hooks to initialization.
1703 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1704 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1706 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1708 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1709 xstormy16_below100_or_register,
1710 xstormy16_splittable_below100_or_register, and
1711 nonimmediate_nonstack_operand.
1713 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1714 xstormy16_ineqsi_operator, equality_operator,
1715 inequality_operator, shift_operator,
1716 xstormy16_below100_operand, xstormy16_below100_or_register,
1717 xstormy16_splittable_below100_or_register,
1718 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1719 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1720 equality_operator, inequality_operator,
1721 xstormy16_below100_operand, xstormy16_below100_or_register,
1722 xstormy16_splittable_below100_or_register,
1723 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1724 nonimmediate_nonstack_operand, shift_operator): Move to
1726 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1727 * config/stormy16/stormy16.md: Include predicates.md.
1728 * config/stormy16/predicates.md: New.
1730 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1732 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1733 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1734 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1735 move_operand, power_of_2_operand): Move to predicates.md.
1736 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1737 PREDICATE_CODE): Remove.
1738 * config/iq2000/iq2000.md: Include predicates.md.
1739 * config/iq2000/predicates.md: New.
1741 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1743 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1744 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1745 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1746 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1747 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1748 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1749 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1750 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1751 (TARGET_M68HC11): Delete.
1752 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1753 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1754 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1755 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1756 (nb_soft_regs): Delete.
1757 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1758 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1759 and MASK_M6812 being set simultaneously. Change the code that sets
1760 the default m68hc11_soft_reg_count to use integers instead of strings.
1761 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1762 m68hc11_soft_reg_count (which now has an int type) as the number
1764 * config/m68hc11/m68hc11.opt: New file.
1766 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1768 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1769 fp_displacement_operand, sp_displacement_operand.
1771 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1773 Remove the prototypes for tst_operand, cmp_operand,
1774 stack_register_operand, d_register_operand,
1775 hard_addr_reg_operand, splitable_operand,
1776 m68hc11_logical_operator, m68hc11_arith_operator,
1777 m68hc11_non_shift_operator, m68hc11_shift_operator,
1778 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1779 non_push_operand, hard_reg_operand, and
1780 reg_or_some_mem_operand.
1781 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1783 (tst_operand, cmp_operand, non_push_operand,
1784 splitable_operand, reg_or_some_mem_operand,
1785 stack_register_operand, d_register_operand,
1786 hard_addr_reg_operand, hard_reg_operand,
1787 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1788 m68hc11_arith_operator, m68hc11_non_shift_operator,
1789 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1791 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1792 * config/m68hc11/m68hc11.md: Include predicates.md.
1793 * config/m68hc11/predicates.md: New.
1795 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1798 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1799 change checked in along with 2005-03-03's patch for debug/20253.
1800 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1801 (remap_decl): Insert type decl in map earlier.
1803 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1805 PR tree-optimization/20640
1806 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1807 post-dominator if it has phi nodes.
1808 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1809 before dead statements.
1811 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1814 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1816 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1818 PR rtl-optimization/20290
1819 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1820 in every iteration if the entry point is the exit test.
1822 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1824 * config/cris/cris.md (attribute "length"): Define.
1826 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1828 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1829 (word_offset_memref_operand): New.
1830 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1831 (indexed_or_indirect_operand): Delete.
1832 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1833 (indexed_or_indirect_operand): Delete.
1835 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1838 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1841 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1842 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1844 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1846 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1848 2005-04-01 Ian Lance Taylor <ian@airs.com>
1850 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1851 (rus, prus): Remove static variables.
1852 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1853 (process_command): Permit report_times and use_pipes together.
1855 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1857 * c-decl.c (validate_proto_after_old_defn): Look at
1858 TYPE_MAIN_VARIANT of argument types.
1860 2005-04-01 Paul Brook <paul@codesourcery.com>
1862 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1863 (arm_output_function_epilogue): Allow call_via_SP.
1864 (thumb_call_via_reg, arm_file_end): Ditto.
1865 * config/arm/arm.h (struct machine_function): Include space for SP.
1866 (thumb_call_via_label): Update declaration.
1868 2005-04-01 Ian Lance Taylor <ian@airs.com>
1870 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1871 doing a peephole optimization, once again put any notes in the
1874 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1876 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1878 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1880 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1881 (block_alloc, find_free_reg): Likewise.
1882 * loop-doloop.c (doloop_modify): Likewise.
1883 * loop-invariant.c (record_use): Likewise.
1884 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1885 get_iv_value, canon_condition, eliminate_implied_condition,
1886 eliminate_implied_condition, simplify_using_initial_values,
1887 shorten_into_mode, canonicalize_iv_subregs,
1888 iv_number_of_iterations): Likewise.
1889 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1890 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1891 unswitch_loop): Likewise.
1892 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1893 move_movables, replace_call_address, find_and_verify_loops,
1894 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1895 record_giv, final_giv_value, general_induction_var,
1896 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1897 loop_giv_dump): Likewise.
1899 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1900 GCOV_CHECK_WRITING): Remove.
1901 (gcov_position, gcov_rewrite): Use gcc_assert.
1902 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1903 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1904 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1907 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1909 * tree-inline.c: Fix a typo.
1911 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1913 * configure.ac (enable-checking): Explicitly set all variables for
1914 collective switch values. Alphabetize variables. Rename
1915 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1917 * doc/install.texi (enable-checking): Update documentation.
1918 * configure: Rebuilt.
1920 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1922 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1925 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1927 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1928 Also reject cases where this pattern will cause load delay stalls
1929 unless optimizing for size and it will produce a shorter sequence.
1930 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1931 variants to avoid pre-adjusting the base when possible.
1933 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1935 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1936 the frame and argument pointers.
1937 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1938 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1939 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1940 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1941 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1942 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1944 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1946 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1947 with entry for selectany attribute.
1948 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1950 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1951 (i386_pe_asm_named_section): Handle sections generated by
1952 selectany attribute.
1953 * doc/extend.texi (selectany): Document attribute.
1955 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1956 Jan Hubicka <jh@suse.cz>
1958 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1959 to fix addresses involving EBP and ESP.
1960 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1961 for SUBREGed registers.
1962 (legitimate_address_p): Accept SUBREGed registers.
1964 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1967 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1968 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1971 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1973 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1975 2005-04-01 James E Wilson <wilson@specifixinc.com>
1978 * dwarf2out.c (rtl_for_decl_init): New function.
1979 (rtl_for_decl_location): Extracted from here.
1980 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1981 add_const_value_attribute. Delete initializer_constant_valid_p call.
1983 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1985 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1986 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1987 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1988 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1989 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1990 config/i386/i386.md, config/rs6000/predicates.md,
1991 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1992 config/s390/s390.c, config/stormy16/stormy16.c,
1993 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1996 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1999 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2000 COND_EXPR and CALL_EXPR.
2002 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2005 * genautomata.c (first_cycle_unit_presence): Check all alternative
2006 states for unit presence.
2008 * doc/md.texi: Remove remark about impossibility to query unit
2009 presence in non nondeterministic automaton state.
2011 * config/ia64/ia64.c (get_template): Change order of unit querying.
2013 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2015 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2018 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2020 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2021 flag for edges outside any loops.
2023 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2025 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2027 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2029 * tree-ssa-alias.c: Follow spelling conventions.
2030 * doc/tree-ssa.texi: Fix a typo.
2032 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2034 * postreload-gcse.c: Include target.h.
2035 (gcse_after_reload_main): Return early if we cannot modify jumps.
2036 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2038 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2040 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2041 expensive operations.
2043 2005-03-31 Ian Lance Taylor <ian@airs.com>
2045 * collect2.c (lderrout): New variable.
2046 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2047 if it is set, to stderr.
2048 (handler): Unlink lderrout if it is set.
2049 (dump_file): Add "to" parameter. Change all callers.
2050 (main): Initialize lderrout.
2051 (collect_execute): Add errname parameter. Change all callers.
2052 Rename redir parameter to outname. Never pass
2053 PEX_STDERR_TO_STDOUT to pex_run.
2054 * collect2.h (collect_execute, dump_file): Update declarations.
2055 * tlink.c (tlink_execute): Add errname parameter. Change all
2057 (do_tlink): Check lderrout as well as ldout.
2059 2005-03-31 Caroline Tice <ctice@apple.com>
2061 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2062 (bb-reorder.o): Add errors.h to list of requirements.
2063 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2064 profiledbootstrap flags.
2065 * bb-reorder.c (errors.h): Add new include.
2066 (struct bbro_basic_block_data_def): Add new field, in_trace.
2067 (add_unlikely_executed_notes): Remove function.
2068 (mark_bb_for_unlikely_executed_section): Remove function.
2069 (insert_section_boundary_note): New function.
2070 (verify_hot_cold_block_grouping): New function.
2071 (push_to_next_round_p): Remove variables and tests that push all
2072 cold blocks to last round.
2073 (find_traces): Remove code that added extra round of trace finding
2074 when doing partitioning.
2075 (find_traces_1_round) : Remove variable last_round; add code to
2076 update new struct field, in_trace; correct trace_length where it was
2077 incorrect before (after call to copy_bb); change code that pushed all
2078 cold blocks to last round. Instead verify that all blocks going into
2079 a trace belong in the same partition.
2080 (connect_traces): Modify to connect the traces in two passes, if the
2081 function contains both hot and cold blocks. The first pass connects
2082 all the traces for blocks in the partition that the first block in
2083 the function belongs to; the second pass connnects all the traces
2084 containing blocks that belong in the other partition.
2085 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2086 code that automatically put the first block in a function into the
2087 hot partition if the function had any hot blocks.
2088 (fix_crossing_unconditional_branches): Check number of succ edges
2089 before attempting to get one.
2090 (fix_edges_for_rarely_executed_code): Update comment describing
2092 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2093 remove call to add_unlikely_executed_notes; add call to
2094 verify_hot_cold_block_grouping.
2095 (duplicate_computed_gotos): Don't change computed goto if it's a
2097 (partition_hot_cold_basic_blocks): Update function comment.
2098 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2100 (try_forward_edges): Likewise.
2101 (merge_blocks_move_predecessor_nojumps): Likewise.
2102 (merge_blocks_move_successor_nojumps): Likewise.
2103 (merge_blocks_move): Likewise.
2104 (try_crossjump_bb): Likewise.
2105 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2106 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2107 notes to cold bb's; remove call to update_unlikely_executed_notes.
2108 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2109 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2110 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2111 function declaration.
2112 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2114 (rtl_can_merge_blocks): Remove redundancy from condition.
2115 (try_redirect_by_replacing_jump): Likewise.
2116 (force_nonfallthru_and_redirect): Remove code for adding
2117 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2118 (commit_one_edge_insertion): Likewise.
2119 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2120 * dbxout.c (FORCE_TEXT): Replace function_section with
2121 current_function_section.
2122 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2123 function, switch_text_section.
2124 (struct xcoff_debug): Likewise.
2125 (dbxout_function_end): Add code to put out label diffs for both
2126 hot and cold sections.
2127 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2128 for new debug_hooks funciton, switch_text_section..
2129 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2130 switch_text_section.
2131 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2132 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2133 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2134 dw_fde_switched_sections.
2135 (output_call_frame_info): Add test to see if function switches text
2136 sections in the middle; if so, use appropriate extra hot and cold
2137 section labels to compute size deltas for the hot and cold sections.
2138 (dwarf2out_begin_prologue): Add code to initialize new fields in
2140 (dwarf2out_switch_text_section): New function (invoked through
2141 debug_hook); updates new fields in dw_fde_struct appropriately and
2142 increments separate_line_info_table_in_use.
2143 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2144 dwarf2out_switch_text_section.
2145 (struct var_loc_node): Add new field, section_label.
2146 (output_aranges): Add code to check whether in hot or cold section and
2147 use the appropriate label in calculating deltas.
2148 (output_ranges): Likewise.
2149 (output_line_info): Add code to check which section we're in and
2150 use appropriate hot/cold label.
2151 (add_location_or_constant_value_attribute): Likewise.
2152 (gen_subprogam_die): Modify arange attributes to use correct labels.
2153 (dwarf2out_begin_block): Change call to function_section into call to
2154 current_function_section.
2155 (dwarf2out_end_block): Likewise.
2156 (dwarf2out_source_line): Likewise.
2157 (dwarf2out_var_location): Add code to check whether in hot or cold
2158 section and use the appropriate label.
2159 * except.c (output_function_exception_table): Change call to
2160 function_section into call to current_function_section.
2161 * final.c (profile_function): Likewise.
2162 (scan_ahead_for_unlikely_executed_note): Remove function.
2163 (final_scan_insn): Remove calls to
2164 scan_ahead_for_unlikely_executed_note, and related code for switching
2165 to cold section, except for the single time
2166 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2167 debug_hooks->switch_text_sections; replace appropriate calls to
2168 function_section with calls to current_function_section.
2169 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2170 test_bb to condition.
2171 (find_if_case_2): Likewise.
2172 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2173 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2174 * opts.c (decode_options): Change warning about hot/cold partitioning
2175 with exceptionss to inform (so as not to cause bootstrap failures);
2176 remove warning about partitioning with DWARF debug info.
2177 * output.h (current_function_section): Add new function decl.
2178 (insert_section_boundary_note): Likewise.
2179 (enum in_section): Move this declaration here from varasm.c.
2180 (unlikely_section_label): Likewise.
2181 (unlikely_text_section_name): Likewise.
2182 (last_text_section_name): New global variable.
2183 (last_text_section): Likewise.
2184 (hot_section_label): Likewise.
2185 (hot_section_end_label): Likewise.
2186 (cold_section_end_label): Likewise.
2187 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2188 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2189 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2190 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2191 insn from consideration.
2192 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2193 switch_text_section.
2194 * varasm.c (basic-block.h): Add new include.
2195 (unlikely_section_label_printed): Remove global variable.
2196 (unlikely_section_label): Make global variable not be static any more.
2197 (unlikely_text_section_name): Likewise.
2198 (hot_section_end_label): New global variable (not static)
2199 (first_function_block_is_cold): Likewise.
2200 (hot_section_label): Likewise.
2201 (cold_section_end_label): Likewise..
2202 (last_text_section): New global variable, not static.
2203 (last_text_section_name): New global variable, not static.
2204 (initialize_cold_section_name): New function.
2205 (enum in_section): Move declaration to output.h.
2206 (text_section): Update last_text_section.
2207 (unlikely_text_section): Replace code to determine cold section name
2208 with call to initialize_cold_section_name; Add code to update
2209 last_text_section; remove code for printing out label.
2210 (named_section_real): Add code to update last_text_section and
2211 last_text_section_name as appropriate.
2212 (function_section): Change test for 'unlikely' to depend on
2213 first_function_block_is_cold (moved old test to
2214 current_function_section).
2215 (current_function_section): New function.
2216 (assemble_start_function): Move code that frees
2217 unlikely_text_section_name; initialize hot_section_end_label;
2218 print hot and cold section labels at the start of the function;
2219 set first_function_block_is_cold, if appropriate; initialize l
2220 ast_text_section; add call to insert_section_boundary_note.
2221 (assemble_end_function): Add code to write out hot and cold section
2223 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2224 switch_text_section.
2225 * config/darwin.c (machopic_select_section): Replace incorrect
2226 function in base_funs; update reloc for cold sections if necessary.
2227 * config/darwin.h (SECTION_FUNCTION): Add code to update
2228 last_text_section if appropriate.
2229 (text_unlikely_section): Remove.
2230 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2231 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2232 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2233 partitioning for this architecture.
2235 2005-03-31 Olivier Hainque <hainque@adacore.com>
2237 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2238 defined and non-zero.
2240 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2243 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2246 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2249 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2250 label operand. Remove (use (unspec..)). Don't emit a label on
2252 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2253 generate inline label for load_toc_v4_PIC_1b.
2254 (rs6000_emit_load_toc_table): Likewise.
2256 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2258 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2259 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2261 2005-03-29 Devang Patel <dpatel@apple.com>
2263 * tree-sra.c (decide_block_copy): Disable scalarization of
2266 2005-03-30 Stuart Hastings <stuart@apple.com>
2267 Dale Johannesen <dalej@apple.com>
2269 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2270 * print-tree.c (print_node): Add case STATEMENT_LIST.
2272 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2274 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2275 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2276 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2277 is given with "powerpc64*" or "all", or when --with-cpu chooses
2280 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2283 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2284 gen_lexical_block_die.
2285 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2287 2005-03-31 Jan Hubicka <jh@suse.cz>
2289 2004-11-02 Jan Hubicka <jh@suse.cz>
2291 * cgraph.c (cgraph_varpool_node_name): New function.
2292 (dump_cgraph_varpool_node): New function.
2293 (dump_varpool): New function.
2294 * cgraphunit.c (cgraph_optimize): Dump varpool.
2296 2004-10-16 Jan Hubicka <jh@suse.cz>
2298 * cgraph.c (decide_is_variable_needed): New function.
2299 (cgraph_varpool_finalize_decl): Use it.
2300 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2302 * final.c (output_addr_const): Do not call mark_referenced.
2303 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2304 always go via cgraph.
2305 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2306 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2307 * tree-optimize.c (execute_inline): Mark functions called.
2308 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2310 2004-10-11 Jan Hubicka <jh@suse.cz>
2312 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2313 (cgraph_varpool_last_needed_node): New static variable.
2314 (enqueue_needed_varpool_node): Break out from ...; add items to the
2315 end of queue; update first pointers.
2316 (cgraph_varpool_mark_needed_node): ... here.
2317 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2318 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2319 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2320 (cgraph_varpool_first_unanalyzed_node): Declare.
2321 * cgraphunit.c: Include output.h.
2322 (cgraph_varpool_analyze_pending_decls): New function.
2323 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2324 for errors, analyze pending decls.
2325 (cgraph_finalize_compilation_unit): Only analyze decls.
2326 (cgraph_optimize): Assemble the decls after expanding.
2328 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2330 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2331 subvars get marked properly in tags for grouping.
2332 (add_pointed_to_var): Mark only actual pointed to
2333 variables/subvars in addresses needed.
2334 (create_overlap_variables_for): Clear call clobbered on original
2336 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2337 addresable vars with subvars into list.
2338 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2341 2005-03-30 Richard Henderson <rth@redhat.com>
2343 * cgraph.h (struct cgraph_node): Add alias.
2344 * varasm.c (assemble_alias): Set it.
2345 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2346 avoid calling cgraph_expand_function.
2348 2005-03-30 Tom Tromey <tromey@redhat.com>
2350 * tree.def (FILE_TYPE): Removed.
2351 * typeclass.h (enum type_class): Removed file_type_class.
2352 * dwarf2out.c (is_base_type): Updated.
2353 (gen_type_die): Likewise.
2354 * dbxout.c (dbxout_type): Updated.
2355 * builtins.c (type_to_class): Updated.
2356 * tree.c (type_contains_placeholder_1): Updated.
2357 * config/sparc/sparc.c (sparc_type_code): Updated.
2358 * config/ia64/ia64.c (hfa_element_mode): Updated.
2359 * expr.c (count_type_elements): Updated.
2360 * stor-layout.c (layout_type): Updated.
2361 * tree-inline.c (remap_type): Updated.
2362 * tree-pretty-print.c (dump_generic_node): Updated.
2364 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2366 * builtins.c (expand_builtin_powi): Fix mode of
2367 2nd argument to match int.
2368 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2369 2nd argument type to int.
2370 * libgcc2.c: Change prototype of __powi* functions to use
2373 2005-03-30 Dale Johannesen <dalej@apple.com>
2376 * calls.c (expand_call): Flush pending deferrals before
2379 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2383 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2384 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2385 c_label_context, label_context_stack): New.
2386 * c-decl.c (define_label): Check for jumps into statement
2387 expressions. Add label to list of defined labels.
2388 (start_function): Push context on label_context_stack.
2389 (finish_function): Pop context from label_context_stack.
2390 * c-typeck.c (label_context_stack): New.
2391 (c_finish_goto_label): Check for jumps into statement
2392 expressions. Add label to list of jumped to labels.
2393 (struct c_switch): Add blocked_stmt_expr.
2394 (c_start_case): Initialize it.
2395 (do_case): Check it.
2396 (c_finish_case): Verify !blocked_stmt_expr.
2397 (c_begin_stmt_expr): Push context on label_context_stack.
2398 Increment blocked_stmt_expr. Mark labels jumped to from outside
2400 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2401 defined in the statement expression and no longer jumpable to.
2402 Mark labels jumped to from just outside the statement expression
2403 as again definable. Pop context from label_context_stack.
2404 * doc/extend.texi (Statement Exprs): Update.
2406 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2409 * c-decl.c (start_function): Check for old_decl being
2412 2005-03-30 Ian Lance Taylor <ian@airs.com>
2414 * final.c (final): Remove prescan parameter. Change all callers.
2415 (final_scan_insn): Remove prescan parameter. Change all callers.
2417 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2419 * tree-vectorizer.c: Fix comment typos.
2421 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2423 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2424 as soon as a chrec_dont_know is detected.
2426 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2428 Merge from csl-arm-branch.
2429 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2431 * tlink.c (recompile_files): Do not assume that "rename" can
2432 overwrite an existing file.
2434 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2436 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2437 * gcc/configure: Regenerate.
2439 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2441 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2443 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2445 * calls.c (struct arg_data): Update "partial" comment.
2446 (load_register_parameters): Update "nregs" comment.
2448 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2450 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2451 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2452 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2453 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2454 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2455 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2456 than target_flags & 0.
2457 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2458 (iq2000_arch, iq2000_parse_cpu): Delete.
2459 (TARGET_HANDLE_OPTION): Override default.
2460 (iq2000_handle_option): New function.
2461 (override_options): Remove -march= and -mcpu= handling.
2462 * config/iq2000/iq2000.opt: New file.
2464 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2466 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2467 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2468 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2469 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2470 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2471 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2472 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2473 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2474 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2475 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2476 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2477 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2478 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2479 (TARGET_OPTIONS): Delete.
2480 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2481 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2482 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2483 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2484 (c4x_cpu_version_string): Delete.
2485 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2486 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2487 equivalent -mcpu= option.
2488 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2489 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2490 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2491 or clearing the appropriate MASK_* bit.
2492 (c4x_file_start): Use c4x_cpu_version.
2493 * config/c4x/c4x.opt: New file.
2495 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2497 * doc/options.texi: Document the new MaskExists flag.
2498 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2499 if the option has the MaskExists flag.
2501 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2503 * opt-functions.awk (flag_set_p, test_flag): New functions.
2504 (switch_flags): Use them.
2505 * opth-gen.awk: Use flag_set_p to check for flags.
2506 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2508 2005-03-30 Ian Lance Taylor <ian@airs.com>
2510 * config.host (i[34567]86-*-mingw32*): Don't set
2511 host_can_use_collect2 to no.
2513 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2516 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2517 Remove convert_memory_address call duplicating that in memory_address.
2519 2005-03-29 Richard Henderson <rth@redhat.com>
2522 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2523 (build_compound_literal): Likewise. Propagate decl type into the
2525 (finish_decl): Likewise. Use new return value from complete_array_type
2526 for zero sized arrays.
2527 (complete_array_type): Move ...
2528 * c-common.c (complete_array_type): ... here. Change first argument
2529 to pointer-to-type-node. Consistently use sizetype for the index
2530 except for zero sized arrays. Detect zero sized arrays for pedantic
2531 mode diagnostics. Create a new type node instead of modifying the
2533 * c-tree.h (complete_array_type): Move decl ...
2534 * c-common.h (complete_array_type): ... here.
2536 2005-03-29 Richard Henderson <rth@redhat.com>
2539 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2541 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2543 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2544 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2545 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2546 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2548 2005-03-29 Eric Christopher <echristo@redhat.com>
2550 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2551 truthvalue conversion removal.
2553 2005-03-29 Ian Lance Taylor <ian@airs.com>
2556 * collect2.c: Never include <vfork.h>.
2557 (VFORK_STRING, vfork): Don't define.
2558 (pid): Remove global variable.
2559 (handler): Call raise instead of kill (getpid(), ...).
2560 (collect_wait): Add pex parameter. Change all callers. Use
2561 pex_get_status rather than pwait.
2562 (do_wait): Add pex parameter. Change all callers.
2563 (collect_execute): Return struct pex_obj * rather than void. Use
2564 pex routines rather than pexecute.
2565 (fork_execute): Get pex_obj from collect_execute, and pass it to
2567 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2568 Only declare quit_handler if SIGQUIT is defined.
2569 (scan_libraries): Likewise.
2570 * collect2.h (collect_execute): Update declaration.
2571 (collect_wait): Update declaration.
2572 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2573 pass it to collect_wait.
2575 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2578 * c-parser.c (c_parser_compound_statement_nostart): Give error
2579 message for EOF instead of just setting parser->error.
2581 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2583 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2584 (slpeel_update_phi_nodes_for_guard1): New function.
2585 (slpeel_update_phi_nodes_for_guard2): New function.
2586 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2587 of slpeel_update_phi_nodes_for_guard.
2588 (vectorize_loops): Remove call to loop_closed_rewrite.
2589 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2592 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2594 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2595 (TARGET_LITTLE_ENDIAN): New macro.
2596 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2597 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2598 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2599 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2600 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2601 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2602 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2603 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2604 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2605 (TARGET_OPTIONS): Delete.
2606 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2607 (CACHE_FLUSH_TRAP): Turn into an integer.
2608 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2609 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2610 -mflush-trap is in use.
2611 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2612 (m32r_cache_flush_trap_string): Delete.
2613 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2614 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2615 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2616 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2617 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2618 -mmodel= and -msdata= handling from...
2619 (m32r_init): ...here.
2620 * config/m32r/m32r.opt: New file.
2622 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2624 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2625 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2626 * tree-vect-analyze.c (vect_object_analysis): additional parm
2627 pass back a "struct ptr_info_def *" with the points-to info.
2628 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2629 statement using info returned from vect_object_analysis.
2630 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2631 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2632 for virtual uses and defs when creating a replacement vector
2633 reference. Call duplicate_ssa_name_ptr_info to define points-to
2634 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2635 (vectorizable_store): copy_virtual_operands and update
2636 definition statements.
2637 (vectorizable_load): copy_virtual_operands. Remove call to
2638 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2639 * tree-vectorizer.c (vectorize_loops): Remove calls to
2640 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2641 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2642 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2643 define macro STMT_VINFO_PTR_INFO for use in accessing.
2644 * tree.h add export of duplicate_ssa_name_ptr_info.
2645 * rs6000.c (altivec_init_builtins): Declare builtin function
2646 __builtin_altivec_mask_for_load to be "const".
2648 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2651 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2652 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2653 assemble_variable on aliases.
2654 * varasm.c (assemble_alias): Set node->alias.
2655 * toplev.c (wrapup_global_declarations): Don't call
2656 rest_of_decl_compilation on aliases again.
2658 2005-03-29 Paul Brook <paul@codesourcery.com>
2660 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2661 * config/arm/arm.c (arm_dbx_register_number): New function.
2662 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2664 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2667 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2668 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2670 2005-03-29 Dale Johannesen <dalej@apple.com>
2672 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2673 $(TREE_H) and $(COVERAGE_H).
2674 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2675 * opts.c (common_handle_option): Enable tree-based value transforms.
2676 * toplev.c (process_options): Ditto.
2677 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2678 refers to references to this type.
2679 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2680 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2681 for may_be_more, may_be_less.
2682 (rtl_gen_pow2_profiler): Adjust.
2683 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2684 (rtl_gen_one_value_profiler): Adjust.
2685 (rtl_gen_const_delta_profiler): Adjust.
2686 * tree-profile.c (tree_gen_interval_profiler): Implement.
2687 (tree_gen_pow2_profiler): Ditto.
2688 (tree_gen_one_value_profiler): Ditto.
2689 (tree_profiling): New.
2690 (pass_tree_profile): Reference it.
2691 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2693 (insn_divmod_values_to_profile): Rename to
2694 rtl_divmod_values_to_profile. Adjust.
2695 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2696 (insn_prefetch_values_to_profile): Adjust.
2697 (rtl_value_profile_transformations): Adjust.
2698 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2699 (gen_mod_pow2): Rename to rtl_mod_pow2.
2700 (gen_mod_subtract): Rename to rtl_mod_subtract.
2701 (divmod_fixed_value_transform): Rename to
2702 rtl_divmod_fixed_value_transform.
2703 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2704 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2705 (rtl_find_values_to_profile): Adjust.
2706 (tree_value_profile_transformations): Implement.
2707 (tree_divmod_values_to_profile): New.
2708 (tree_values_to_profile): New.
2709 (tree_divmod_fixed_value): New.
2710 (tree_mod_pow2): New.
2711 (tree_mod_subtract): New.
2712 (tree_divmod_fixed_value_transform): New.
2713 (tree_mod_pow2_value_transform): New.
2714 (tree_mod_subtract_transform): New.
2715 (tree_find_values_to_profile): Implement.
2716 * profile.c (instrument_values): Free histograms.
2717 (compute_value_histograms): Adjust. Implement tree version.
2719 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2721 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2722 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2723 variable. Output "fldcw" depending on round_mode.
2724 * config/i386/i386.md (UNSPEC_FIST): New.
2725 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2726 New isns patterns to implement lrint and llrint built-ins as x87
2728 (fistdi2, fist<mode>2 splitters): New splitters.
2729 (lrint<mode>2): New expanders.
2731 2005-03-28 Ian Lance Taylor <ian@airs.com>
2733 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2734 0 when calling final_scan_insn.
2736 2005-03-28 Jan Hubicka <jh@suse.cz>
2739 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2742 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2743 types where possible.
2745 2005-03-26 Per Bothner <per@bothner.com>
2747 Make -f[no-]show-column also control non-cpp diagnostics.
2748 * c.opt (fshow-column): Move option from here ...
2749 * common.opt (fshow-column): ... to here.
2750 * diagnostic.c (diagnostic_build_prefix): Only print column number
2751 if flag_show_column.
2753 2005-03-27 Steven Bosscher <stevenb@suse.de>
2755 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2756 vax_output_conditional_branch): New prototypes.
2757 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2758 extracted from vax.md mov and add patterns.
2759 (vax_output_conditional_branch): New function to output conditional
2760 branch instructions.
2761 * vax.md: Use mode macros for arithmetic and mov patterns.
2762 Use code macros for the jump patterns.
2764 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2766 * Makefile.in (libbackend.o): Depend on version files;
2767 add custom generation command.
2769 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2772 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2773 sure that we have a REG before getting its REGNO.
2775 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2777 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2778 * builtins.def (BUILT_IN_STRNDUP): New.
2780 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2782 PR tree-optimization/20470
2783 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2786 2005-03-25 Mike Stump <mrs@apple.com>
2788 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2791 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2793 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2794 Use our own structure definitions.
2796 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2797 (fix_truncdfsi2): Allow registers or memory as destination.
2798 When TARGET_PPC_GFXOPT, generate simplified pattern.
2799 (fix_truncdfsi2_internal): Use define_insn_and_split.
2800 (fix_truncdfsi2_internal_gfxopt): New.
2801 (fctiwz): Don't confuse register allocation by giving it no choices.
2803 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2804 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2805 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2806 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2808 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2810 * dominance.c (free_dominance_info): Speed up by freeing et
2811 data structures without maintaining other nodes.
2812 * et-forest.c (et_free_tree_force): New.
2813 * et-forest.h: Add a prototype for et_free_tree_force.
2815 * tree.c (get_set_constructor_bits,
2816 get_set_constructor_bytes): Remove.
2817 * tree.h: Remove the corresponding prototypes.
2819 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2822 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2823 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2824 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2825 PRE_DEC, NEG and NOT.
2827 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2829 * fold-const.c: Convert uses of fold (build (...)) to
2832 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2834 PR rtl-optimization/20249
2835 * cse.c (insert_regs): Do not record equivalence of registers in
2838 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2840 * emit-rtl.c (reverse_comparison): Remove.
2841 * rtl.h: Remove the corresponding prototype.
2843 2005-03-24 James E Wilson <wilson@specifixinc.com>
2845 * doc/install.texi (--enable-altivec): Delete docs.
2847 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2849 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2850 SFmode and DFmode before reload when
2851 flag_unsafe_math_optimizations not enabled.
2853 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2855 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2857 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2858 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2860 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2862 * configure.ac (enable-checking): Add 'runtime' option.
2863 * doc/install.texi (enable-checking): Document 'runtime' checking.
2864 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2865 * config.in: Regenerated.
2866 * configure: Regenerated.
2868 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2870 * optabs.h (enum optab_index): Remove OTI_llrint.
2871 (llrint_optab): Remove macro.
2872 * optabs.c (init_optabs): Remove llrint_optab initialization.
2873 * genopinit.c (optabs): Remove llrint_optab implementation.
2874 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2877 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2879 PR rtl-optimization/20532
2880 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2881 overflow when adding coefficients for PLUS or MINUS.
2882 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2885 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2887 * langhooks.h (truthvalue_conversion): Remove.
2888 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2889 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2890 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2891 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2892 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2894 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2896 * params.def: Fix a typo.
2897 * config/mips/mips.c: Follow the spelling convensions.
2898 * doc/invoke.texi: Fix typos.
2900 2005-03-18 Dale Johannese <dalej@apple.com>
2902 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2904 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2906 Fix PR tree-optimization/20601
2908 * tree-ssa-pre.c (insert_aux): Add missing condition to
2911 2005-03-23 Ian Lance Taylor <ian@airs.com>
2913 * final.c (final_scan_insn): Don't remove no-op instructions.
2914 * reload1.c (reload): Remove simple no-op instructions even when
2917 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2919 PR tree-optimization/20501
2920 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2921 reporting that peeling for alignment is applied moved to...
2922 * (vect_analyze_data_refs_alignment): Here.
2924 2005-03-23 Ian Lance Taylor <ian@airs.com>
2926 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2928 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2930 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2931 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2933 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2935 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2936 imply that this is called once, independent of asms in code.
2937 Adjust to now being pased output and input lists. Mention helper
2938 function decl_overlaps_hard_reg_set_p.
2939 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2940 hook_tree_tree_identity and to take three trees, returning third.
2941 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2943 * stmt.c: include hard-reg-set.h before tree.h.
2944 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2945 (decl_conflicts_with_clobbers_p): Call
2946 decl_overlaps_hard_reg_set_p.
2947 (expand_asm_operands): Pass output and input lists in call to
2948 targetm.md_asm_clobbers.
2949 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2950 hook_tree_tree_tree_tree_3rd_identity.
2951 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2953 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2954 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2955 parameters, first two unused.
2956 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2957 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2958 in constraint letters and MOF is not mentioned as a asm-declared
2959 register in neither of the input and output lists.
2961 2005-03-23 DJ Delorie <dj@redhat.com>
2963 * optabs.c (expand_binop): Make sure the first subword's result
2966 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2968 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2969 Call c_common_truthvalue_conversion rather than
2970 lang_hooks.truthvalue_conversion.
2971 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2972 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2974 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2975 c_common_truthvalue_conversion.
2976 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2977 c_parser_conditional_expression, c_parser_binary_expression): Call
2978 c_objc_common_truthvalue_conversion.
2979 * c-typeck.c (build_unary_op): Call
2980 c_objc_common_truthvalue_conversion.
2981 (build_conditional_expr): Do not call
2982 lang_hooks.truthvalue_conversion.
2983 (build_binary_op): Call c_common_truthvalue_conversion.
2984 (c_objc_common_truthvalue_conversion): Moved from
2985 c-objc-common.c. Call default_function_array_conversion instead
2986 of default_conversion.
2988 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2990 * c-common.h (default_conversion): Remove.
2991 (perform_integral_promotions): Add.
2992 * c-tree.h (default_conversion): Add.
2993 * c-typeck.c (perform_integral_promotions): New, split out from
2995 * c-common.c (check_case_value): Use perform_integral_promotions,
2996 not default_conversion.
2997 (c_add_case_label): Don't continue processing case label after
2998 found to be pointer.
3000 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3002 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3003 the prefix list if we have already added a multilib directory
3005 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3008 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3010 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3012 * reload.h: Remove the prototype for indirect_symref_ok.
3014 * reload1.c (indirect_symref_ok): Make it global.
3015 * reload.h: Add a prototype for indirect_symref_ok.
3017 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3019 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3022 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3024 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3026 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3028 * c-opts.c (c_common_parse_file): Only start/end main source file
3029 if debug hooks says the writer wants it.
3030 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3032 (xcoff_debug_hooks): Ditto.
3033 * debug.c (do_nothing_hooks): Ditto.
3034 * debug.h (gcc_debug_hooks): Ditto.
3035 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3036 * sdbout.c (sdb_debug_hooks): Ditto.
3037 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3039 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3041 * doc/extend.texi: Deprecate C++ min/max operators.
3043 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3045 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3046 artificial original candidates.
3048 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3049 Jan Hubicka <jh@suse.cz>
3050 Steven Bosscher <stevenb@suse.de>
3052 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3053 call cost based on argument sizes.
3054 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3056 * params.def: (max-inline-inssn-single): Set to 450.
3057 (max-inline-insns-auto): Set to 90.
3058 (max-inline-insns-recursive): Set to 450
3059 (max-inline-insns-recursive-auto): Set to 450.
3060 (large-function-insns): Set to 2700.
3061 (inline-call-cost): New parameter.
3062 * tree-inline.c (estimate_move_cost): New function.
3063 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3064 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3066 * tree-inline.h (estimate_move_cost): Declare.
3067 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3068 (max-inline-insns-auto): Change default to 90.
3069 (max-inline-insns-recursive): Change default to 450
3070 (max-inline-insns-recursive-auto): Change default to 450.
3071 (large-function-insns): Change default to 2700.
3072 (inline-call-cost): Document new parameter.
3074 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3076 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3077 (TARGET_DEFAULT): Delete.
3078 * config/i860/i860.opt: New file.
3080 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3082 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3083 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3084 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3085 (frv_sched_lookahead): Delete.
3086 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3087 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3088 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3089 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3090 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3091 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3092 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3093 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3094 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3095 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3096 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3097 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3098 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3099 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3100 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3101 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3102 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3103 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3104 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3105 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3106 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3107 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3108 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3109 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3110 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3111 (frv_sched_lookahead): Delete.
3112 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3113 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3114 (frv_handle_option): New function. Move -mcpu= handling from...
3115 (frv_override_options): ...here. Remove handling of other
3117 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3118 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3119 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3120 and TARGET_NO_MULTI_CE.
3121 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3122 !TARGET_VLIW_BRANCH.
3123 * config/frv/frv.opt: New file.
3125 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3127 * fold-const.c (fold_ternary): Take decomposed arguments of
3129 (fold): Update a call to fold_ternary.
3131 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3132 * tree.h: Add corresponding prototypes.
3134 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3137 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3138 between jump table and its label.
3139 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3140 resp. ADDR_DIFF_VEC and the label preceeding it.
3141 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3142 is emitted in the right section.
3144 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3146 * fold-const.c (fold_unary, fold_binary): Update comments
3149 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3151 PR rtl-optimization/20527
3152 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3153 REG_INC note, test that the register also isn't mentioned in PRED
3156 2005-03-22 Ben Elliston <bje@au.ibm.com>
3158 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3161 2005-03-21 Mike Stump <mrs@apple.com>
3163 * varasm.c (default_assemble_visibility): Remove extra ().
3165 2005-03-21 Roger Sayle <roger@eyesopen.com>
3168 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3169 to determine whether a block can be duplicated, rather than test
3170 whether the block contains noncopyable insns ourselves.
3172 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3174 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3177 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3179 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3181 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3183 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3184 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3185 * config/fr30/fr30.opt: New file.
3187 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3189 Fix PR tree-optimization/20542
3191 * tree-flow-inline.h (overlap_subvar): Move to here.
3192 * tree-ssa-operands.c: From here.
3193 * tree-flow.h (overlap_subvar): Declare.
3194 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3195 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3196 for variables with subvars.
3198 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3201 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3202 * modulo-sched.c (const_iteration_count): Return on NULL
3204 (print_node_sched_params): Return on NULL dump_file.
3205 (generate_reg_moves): Handle reg-anti dependencies and disregard
3206 closing branch when generating register moves.
3207 (sms_schedule): Mark the SMSed block dirty.
3208 * passes.c (rest_of_handle_sms): Call update_life_info for all
3210 * testsuite/gcc.dg/20050321-1.c: New test.
3212 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3214 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3215 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3216 movqi_internal): Likewise.
3218 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3220 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3221 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3222 xtensa_b4const): Delete prototypes.
3223 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3224 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3225 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3226 xtensa_extra_constraint): New prototypes.
3227 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3228 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3229 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3230 move_operand, const_float_1_operand, fpmem_offset_operand,
3231 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3232 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3233 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3234 argument type to HOST_WIDE_INT.
3235 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3236 xtensa_mask_immediate): Likewise.
3237 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3238 Likewise. Also make these functions static.
3239 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3240 (xtensa_const_ok_for_letter_p): New.
3241 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3242 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3243 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3244 move_operand, const_float_1_operand, fpmem_offset_operand,
3245 branch_operator, ubranch_operator, boolean_operator): Move to
3247 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3248 (xtensa_mem_offset): Change return type to bool.
3249 (xtensa_extra_constraint): New.
3250 (gen_int_relational): Update type of const_range_p function pointer.
3251 Use xtensa_b4const_or_zero.
3252 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3253 xtensa_const_ok_for_letter_p. Update comments.
3254 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3255 (PREDICATE_CODES): Delete.
3256 * config/xtensa/xtensa.md: Include predicates.md.
3257 * config/xtensa/predicates.md: New file.
3259 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3261 * config/v850/v850-protos.h: Remove the prototypes for
3262 reg_or_int9_operand, reg_or_const_operand,
3263 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3264 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3265 movsi_source_operand, power_of_two_operand,
3266 not_power_of_two_operand, special_symbolref_operand,
3267 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3268 register_is_ok_for_epilogue.
3269 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3270 reg_or_int9_operand, reg_or_const_operand,
3271 call_address_operand, special_symbolref_operand,
3272 movsi_source_operand, power_of_two_operand,
3273 not_power_of_two_operand, register_is_ok_for_epilogue,
3274 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3275 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3277 * config/v850/v850.h (PREDICATE_CODES): Remove.
3278 * config/v850/v850.md: Include predicates.md.
3279 * config/v850/predicates.md: New.
3281 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3283 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3284 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3285 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3286 (itoolsdir, itoolsdatadir): Move definition above new first use.
3287 (install-itoolsdirs): New rule.
3288 (install-mkheaders): Depend on install-itoolsdirs, not
3289 install-include-dir.
3291 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3293 * tree-into-ssa.c: Remove obsolete comments.
3295 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3297 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3298 unrolling if -fpeel-loops is specified, too.
3299 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3300 Remove superfluous check for flag_unroll_loops.
3302 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3304 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3305 (lrint_optab, llrint_optab): Define corresponding macros.
3306 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3307 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3308 pattern and llrint_optab using llrintdi2 patterns.
3309 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3310 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3311 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3312 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3313 flag_unsafe_math_optimizations is set.
3315 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3317 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3318 simplify_logical, if_then_else_cond, known_cond,
3319 simplify_comparison): Adjust calls to reverse_comparison.
3320 Don't use combine_reversed_comparison_code).
3321 (combine_reversed_comparison_code): Remove.
3322 (reversed_comparison): Using reversed_comparison_code, move it...
3323 * jump.c (reversed_comparison): ... here.
3324 * rtl.h (reversed_comparison): Add prototype.
3326 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3328 * builtins.c (fold_builtin): Take decomposed arguments of
3330 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3331 * gimplify.c (gimplify_call_expr): Likewise.
3332 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3333 * tree.h: Update the prototype of fold_builtin.
3335 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3337 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3338 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3339 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3340 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3341 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3343 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3345 * builtins.c (fold_builtin_1): Take decomposed arguments of
3347 (fold_builtin): Update a call to fold_builtin_1.
3349 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3352 * gcov.c (output_lines): Only output function block summary when
3353 outputting branch information.
3354 * doc/gcov.texi: Document format of preamble and additional block
3357 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3359 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3360 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3361 the defaults false if BITS_PER_UNIT != 8.
3362 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3363 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3364 than BITS_PER_UNIT != 8.
3365 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3366 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3367 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3369 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3370 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3372 2005-03-20 Roger Sayle <roger@eyesopen.com>
3375 * fold-const.c (fold_binary): Fix type mismatch between
3376 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3377 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3378 for non-truth-valued expressions.
3380 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3381 and FUNCTION_DECL in the main switch.
3382 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3383 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3384 we also need to convert their operands to match.
3385 <TRUTH_NOT_EXPR>: Likewise.
3387 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3389 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3390 diagnostic without checking whether an lvalue.
3391 * c-common.h (lvalue_p): Remove.
3392 (enum lvalue_use): Update comment.
3393 (lvalue_or_else): Replace by lvalue_error.
3394 * c-typeck.c (lvalue_p): Make static.
3395 (lvalue_or_else): New. Call lvalue_error.
3397 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3399 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3400 (function_arg_advance): Use rs6000_parm_start.
3401 (function_arg, rs6000_arg_partial_bytes): Likewise.
3403 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3405 * c-common.c (check_case_value): Adjust comment about stripping
3407 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3408 * c-typeck.c (default_conversion, convert_arguments,
3409 build_modify_expr, convert_for_assignment, store_init_value,
3410 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3411 manually. Remove inaccurate comments.
3413 2005-03-20 Roger Sayle <roger@eyesopen.com>
3414 Joseph S. Myers <joseph@codesourcery.com>
3416 * varasm.c (do_assemble_alias): Restore comment describing function.
3417 Annotate the target parameter as potentially unused.
3419 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3422 * config/avr/avr.c (avr_output_function_prologue): Do not use
3423 current_function_name() in a label, use a local label instead.
3425 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3427 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3428 flag_finite_math_only, not flag_unsafe_math_optimizations.
3430 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3432 * builtins.c (fold_builtin_1): Update a call to
3433 targetm.fold_builtin.
3434 * hooks.c (hook_tree_tree_bool_null): Rename to
3435 hook_tree_tree_tree_bool_null. Take one more argument of type
3437 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3438 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3439 hook_tree_tree_tree_bool_null.
3440 * target.h (gcc_target): Update the prototype of fold_builtin.
3441 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3442 arguments of CALL_EXPR.
3443 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3446 2005-03-20 Jan Hubicka <jh@suse.cz>
3448 * cgraph.h (cgraph_node): Add prev_clone pointer.
3449 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3450 (cgraph_clone_node): Produce doubly linked chain.
3452 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3454 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3455 get_nonnull_operand, handle_sentinel_attribute,
3456 check_function_arguments_recurse): Do not strip NOPS from
3458 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3460 * c-format.c (get_constant): Likewise.
3461 * c-parser.c (c_parser_postfix_expression): Likewise.
3462 * c-typeck.c (set_init_index): Likewise.
3463 (convert_arguments): Don't check for NOP_EXPR containing integer
3466 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3468 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3469 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3470 Take decomposed arguments of CALL_EXPR.
3471 (fold_builtin_1): Update calls to the functions mentioned
3474 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3476 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3477 width to have integer type.
3478 (build_enumerator): Require enumerator value to have integer type.
3480 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3482 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3485 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3487 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3488 std=iso9899:199x): Correct descriptions.
3490 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3492 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3495 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3497 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3499 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3500 fold_builtin_memcpy.
3502 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3503 arguments of CALL_EXPR.
3504 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3505 fold_builtin_found, fold_builtin_1): Update calls to
3506 fold_trunc_transparent_mathfn.
3508 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3511 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3512 function pointers on targets that require function pointer
3514 (fold_sign_changed_comparison): Likewise.
3516 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3518 * combine.c (try_combine): When changing the mode of a hard reg, make
3519 sure that doing so is valid.
3521 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3523 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3524 (TARGET_HANDLE_OPTION): Override default.
3525 (avr_handle_option): New function.
3526 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3527 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3528 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3529 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3530 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3531 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3532 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3533 (TARGET_OPTIONS): Delete.
3534 * config/avr/avr.opt: New file.
3536 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3538 * config/m32r/m32r-protos.h: Remove the prototypes for
3539 call_address_operand, symbolic_operand, seth_add3_operand,
3540 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3541 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3542 two_insn_const_operand, move_src_operand,
3543 move_double_src_operand, move_dest_operand,
3544 eqne_comparison_operator, signed_comparison_operator,
3545 large_insn_p, conditional_move_operand, carry_compare_operand,
3546 m32r_block_immediate_operand, extend_operand,
3547 reg_or_eq_int16_operand, int8_operand, and
3548 reg_or_zero_operand.
3549 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3550 seth_add3_operand, int8_operand, cmp_int16_operand,
3551 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3552 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3553 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3554 move_double_src_operand, move_dest_operand,
3555 eqne_comparison_operator, signed_comparison_operator,
3556 extend_operand, small_insn_p, large_insn_p,
3557 conditional_move_operand, carry_compare_operand,
3558 m32r_block_immediate_operand): Move to predicates.md.
3559 (MAX_MOVE_BYTES): Move to m32r.h.
3560 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3561 * config/m32r/m32r.md: Include predicates.md.
3562 * config/m32r/predicates.md: New.
3564 2005-03-18 James E Wilson <wilson@specifixinc.com>
3567 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3570 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3572 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3573 call_address_operand, const_8bit_operand.
3574 * config/mn10300/mn10300.c (call_address_operand,
3575 const_8bit_operand, const_1f_operand): Move to predicates.md.
3576 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3577 * config/mn10300/mn10300.md: Include predicates.md.
3578 * config/mn10300/predicates.md: New.
3580 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3582 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3583 declarations in diagnostics and %E for identifiers, not %s.
3585 2005-03-18 Jan Hubicka <jh@suse.cz>
3586 Dale Johannesen <dalej@apple.com>
3588 * basic-block.h (scale_bbs_frequencies_int,
3589 scale_bbs_frequencies_gcov_type): Declare.
3590 * cfg.c (RDIV): New macro.
3591 (update_bb_frequency_for_threading): Fix.
3592 * basic-block.h (scale_bbs_frequencies_int,
3593 scale_bbs_frequencies_gcov_type): New.
3594 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3595 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3596 scale_bbs_frequencies_int.
3597 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3599 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3601 * config/m32r/m32r-protos.h: Remove the prototypes for
3602 call_address_operand, symbolic_operand, seth_add3_operand,
3603 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3604 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3605 two_insn_const_operand, move_src_operand,
3606 move_double_src_operand, move_dest_operand,
3607 eqne_comparison_operator, signed_comparison_operator,
3608 large_insn_p, conditional_move_operand, carry_compare_operand,
3609 m32r_block_immediate_operand, extend_operand,
3610 reg_or_eq_int16_operand, int8_operand, and
3611 reg_or_zero_operand.
3612 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3613 seth_add3_operand, int8_operand, cmp_int16_operand,
3614 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3615 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3616 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3617 move_double_src_operand, move_dest_operand,
3618 eqne_comparison_operator, signed_comparison_operator,
3619 extend_operand, small_insn_p, large_insn_p,
3620 conditional_move_operand, carry_compare_operand,
3621 m32r_block_immediate_operand): Move to predicates.md.
3622 (MAX_MOVE_BYTES): Move to m32r.h.
3623 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3624 * config/m32r/m32r.md: Include predicates.md.
3625 * config/m32r/predicates.md: New.
3627 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3629 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3630 symbolic_operand, symbolic_memory_operand,
3631 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3632 indexed_memory_operand, move_dest_operand, move_src_operand,
3633 prefetch_cc_operand, prefetch_nocc_operand,
3634 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3635 arith_operand, arith11_operand, pre_cint_operand,
3636 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3637 ireg_operand, int5_operand, uint5_operand, int11_operand,
3638 uint32_operand, arith5_operand, and_operand, ior_operand,
3639 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3640 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3641 shadd_operand, movb_comparison_operator,
3642 cmpib_comparison_operator): Move to predicates.md.
3643 (magic_milli, shadd_constant_p): Make it extern.
3644 * config/pa/pa.h (PREDICATE_CODES): Remove.
3645 * config/pa/pa.md: Include predicates.md.
3646 * config/pa/predicates.md: New.
3648 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3651 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3653 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3654 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3655 config/alpha/freebsd.h, config/alpha/linux.h,
3656 config/alpha/netbsd.h, config/alpha/osf5.h,
3657 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3658 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3659 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3660 doc/cppopts.texi: Update copyright.
3662 2005-03-18 Jan Hubicka <jh@suse.cz>
3665 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3667 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3670 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3672 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3675 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3677 * combine.c (gen_binary): Remove.
3678 (known_cond, simplify_shift_const, find_split_point,
3679 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3680 simplify_logical, expand_field_assignment, extract_left_shift,
3681 force_to_mode, if_then_else_cond, apply_distributive_law,
3682 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3683 simplify_comparison, reversed_comparison): Replace with
3684 simplify_gen_binary, simplify_gen_relational or
3685 distribute_and_simplify_rtx.
3686 (distribute_and_simplify_rtx): New function.
3688 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3689 Paolo Bonzini <gcc.gnu.org>
3691 * calls.c (setjmp_call_p, special_function_p): Update comments
3692 at the head of the functions.
3694 2005-03-18 Jan Hubicka <jh@suse.cz>
3696 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3698 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3699 function body should be released; do not proactively release function
3700 bodies in non-unit-at-a-time mode.
3702 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3704 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3705 mno-fp-ret-in-387 multilib variants.
3707 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3709 * common.opt (m): Remove.
3710 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3712 (common_handle_option): Remove OPT_m case.
3714 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3716 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3718 (fold_builtin_1): Update a call to fold_builtin_bitop.
3720 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3722 (fold_builtin_1): Update a call to fold_builtin_signbit.
3724 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3726 PR tree-optimization/20474
3727 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3728 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3730 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3732 * config/h8300/h8300-protos.h: Remove prototypes for
3733 general_operand_src, general_operand_dst, single_one_operand,
3734 single_zero_operand, call_insn_operand,
3735 two_insn_adds_subs_operand, small_call_insn_operand,
3736 jump_address_operand, bit_operand, bit_memory_operand,
3737 stack_pointer_operand, const_int_gt_2_operand,
3738 const_int_ge_8_operand, const_int_qi_operand,
3739 const_int_hi_operand, incdec_operand, bit_operator,
3740 nshift_operator, eqne_operator, gtle_operator,
3741 gtuleu_operator, iorxor_operator.
3742 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3743 h8300_ldm_stm_parallel.
3744 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3746 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3747 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3748 (h8300_ldm_stm_parallel): Make it extern.
3749 (h8300_ldm_parallel, h8300_stm_parallel,
3750 h8300_return_parallel, general_operand_src,
3751 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3752 nibble_operand, reg_or_nibble_operand, single_one_operand,
3753 single_zero_operand, call_insn_operand,
3754 two_insn_adds_subs_operand, small_call_insn_operand,
3755 jump_address_operand, bit_operand, bit_memory_operand,
3756 stack_pointer_operand, const_int_gt_2_operand,
3757 const_int_ge_8_operand, const_int_qi_operand,
3758 const_int_hi_operand, incdec_operand, eqne_operator,
3759 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3760 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3761 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3762 nshift_operator): Move to predicates.md.
3763 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3764 * config/h8300/h8300.md: Include predicates.md.
3765 * config/h8300/predicates.md: New.
3767 2005-03-17 Richard Henderson <rth@redhat.com>
3769 * config.gcc (ia64*-*-hpux*): Add extra_options.
3770 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3771 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3772 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3773 (ia64_tls_size_string, ia64_tune_string): Remove.
3774 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3775 (TARGET_DEFAULT_TARGET_FLAGS): New.
3776 (TARGET_HANDLE_OPTION): New.
3777 (ia64_override_options): Move options parsing ...
3778 (ia64_handle_option): ... here. New.
3779 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3780 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3781 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3782 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3783 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3784 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3785 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3786 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3787 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3788 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3789 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3790 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3791 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3792 TARGET_EARLY_STOP_BITS): Remove.
3793 (TARGET_ILP32): Default false.
3794 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3795 (enum ia64_inline_type): New.
3796 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3797 * config/ia64/ia64.md: Update for new definitions of
3798 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3799 * config/ia64/ia64.opt: New file.
3800 * config/ia64/ilp32.opt: New file.
3802 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3805 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3807 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3809 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3810 instead of MASK_H8300S.
3811 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3812 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3813 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3814 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3815 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3816 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3817 TARGET_SWITCHES): Remove.
3818 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3820 * config/h8300/h8300.opt: New.
3822 * config/alpha/alpha.opt, config/arc/arc.opt,
3823 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3826 2005-03-17 Ian Lance Taylor <ian@airs.com>
3830 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3832 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3833 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3834 (TARGET_HANDLE_OPTION): Override default.
3835 (arc_handle_option): New function.
3836 (arc_init): Remove code to set arch_cpu_string.
3837 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3838 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3839 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3840 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3841 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3842 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3843 (arc_rodata_string, TARGET_OPTIONS): Delete.
3844 * config/arc/arc.opt: New file.
3846 2005-03-17 Richard Henderson <rth@redhat.com>
3848 * doc/extend.texi (Weak Pragmas): New section.
3849 (attribute alias): Clarify that target must be in the same
3852 2005-03-17 Richard Henderson <rth@redhat.com>
3854 * config/alpha/alpha.opt: New file.
3855 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3857 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3858 alpha_fprm_string, alpha_fptm_string): Make static.
3859 (alpha_tls_size_string): Remove.
3860 (alpha_handle_option): New.
3861 (override_options): Update for alpha_cpu/alpha_tune split.
3862 (alpha_file_start): Likewise.
3863 (TARGET_DEFAULT_TARGET_FLAGS): New.
3864 (TARGET_HANDLE_OPTION): New.
3865 * config/alpha/alpha.h (alpha_tune): Declare.
3866 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3867 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3868 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3869 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3870 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3871 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3872 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3873 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3874 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3875 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3876 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3877 (TARGET_DEFAULT): Remove MASK_FP.
3878 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3879 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3880 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3881 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3882 alpha_tls_size_string): Remove.
3883 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3884 (attribute tune): Rename from attribute cpu.
3885 * config/alpha/ev4.md: Update to match.
3886 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3887 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3888 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3889 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3890 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3891 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3893 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3895 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3896 and return without creating new state if before_nops_num is nonzero.
3897 * config/ia64/ia64.md (first_insn): New attribute.
3898 (alloc): Set it to yes.
3900 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3902 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3903 STMT_VINFO_SUBVARS to NULL.
3904 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3906 2005-03-16 Dale Johannesen <dalej@apple.com>
3908 * rtlanal.c (find_first_parameter_load): Rewrite to
3909 return actual first param load or the call if none,
3910 instead of first in block, when not all loads exist.
3912 2005-03-16 Roger Sayle <roger@eyesopen.com>
3914 * optabs.c (expand_copysign_absneg): Make static.
3915 * optabs.h (expand_copysign_absneg): Delete prototype.
3916 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3918 2005-03-16 Richard Henderson <rth@redhat.com>
3921 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3922 (alias_pairs): Rename from output_defs.
3923 (find_decl_and_mark_needed): Split out from assemble_alias.
3924 (do_assemble_alias): New.
3925 (assemble_output_def): Remove.
3926 (finish_aliases_1, finish_aliases_2): New.
3927 (process_pending_assemble_output_defs): Remove.
3928 (assemble_alias): Defer aliases for which we don't yet have a
3929 non-external decl for the target symbol.
3930 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3931 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3932 * toplev.c (compile_file): Use finish_aliases_2 instead of
3933 process_pending_assemble_output_defs.
3934 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3935 (process_pending_assemble_output_defs): Remove.
3937 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3939 Fix PR tree-optimization/20489
3941 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3942 for empty structures.
3944 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3946 Fix PR tree-optimization/20490
3948 * tree-ssa-pre.c (create_expression_by_pieces): Use
3949 force_gimple_operand on result of fold.
3951 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3953 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3954 of closing parenthesis.
3956 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3958 * builtins.c (expand_movstr): Update a call to
3959 fold_builtin_strcpy.
3960 (expand_builtin_strncpy): Update a call to
3961 fold_builtin_strncpy.
3962 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3963 arguments of CALL_EXPR.
3964 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3965 fold_builtin_strncpy.
3966 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3967 * tree.h: Update the prototypes of fold_builtin_strcpy and
3968 fold_builtin_strncpy.
3970 2005-03-16 Steven Bosscher <stevenb@suse.de>
3971 Dorit Naishlos <dorit@il.ibm.com>
3973 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3974 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3977 2005-03-16 Steven Bosscher <stevenb@suse.de>
3979 * tree-inline.c (walk_type_fields, walk_tree,
3980 walk_tree_without_duplicates): Move from here...
3981 * tree.c: ...to here.
3983 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3985 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3986 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3987 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3988 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3989 (version): Define using $(BASEVER_c).
3990 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3992 (version.o): Depend on version files; add custom generation command.
3993 (prefix.o): Define BASEVER on command line.
3994 (s-iov): Depend on version files; adjust command.
3995 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3997 (gcc-vers.texi): New rule.
3998 (doc/%.info, doc/%.dvi): Add -I . to command line.
3999 (doc/gccinstall.dvi): Likewise.
4000 (PACKAGE): Delete. All uses replaced with "gcc".
4001 * aclocal.m4: Do not include gcc-version.m4.
4002 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4003 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4004 Set is_release based on contents of DEV-PHASE.
4005 Set gcc_version based on contents of BASE-VER.
4006 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4007 * config.in, configure: Regenerate.
4008 * gccbug.in: Determine version of GCC in use at runtime.
4009 * gcov-iov.c: Get version number and development phase from
4010 command line, not by including version.c.
4011 * intl.c: Replace all uses of PACKAGE with "gcc".
4012 * libada-mk.in: Delete unused "gcc_version" variable.
4013 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4014 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4015 commentary to match.
4016 (version_string): Put together from pieces.
4017 * config/alpha/x-vms: Do not use $(gcc_version).
4018 * config/i386/t-nwld: Likewise.
4019 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4020 version-GCC and DEVELOPMENT.
4022 2005-03-15 Roger Sayle <roger@eyesopen.com>
4024 PR tree-optimization/17454
4025 * tree.c (tree_size): Add case for TREE_BINFO.
4026 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4027 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4029 2005-03-15 Roger Sayle <roger@eyesopen.com>
4031 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4032 op1 whilst expanding the signed widenening multiply variant.
4034 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4036 * toplev.c (display_target_options): Avoid unused variable warning if
4037 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4038 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4039 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4040 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4041 (mips_isa_info): New variable.
4042 (mips_parse_cpu): Remove the first argument and leave the caller
4044 (TARGET_HANDLE_OPTION): Override default.
4045 (mips_handle_option): New function. Move option validation code from...
4046 (override_options): ...here. Update calls to mips_parse_cpu.
4047 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4048 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4049 (SUBTARGET_TARGET_OPTIONS): Delete.
4050 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4051 (mno-flush-func, mtune=): New options.
4053 2005-03-15 Roger Sayle <roger@eyesopen.com>
4054 Richard Henderson <rth@redhat.com>
4056 * real.c (c4x_single_format, c4x_extended_format): Provide values
4057 for signbit_ro for c4x's single and extended floating point formats.
4058 * optabs.c (expand_copysign): Use the floating point format's
4059 signbit_ro for expanding via expand_copysign_absneg, and it's
4060 signbit_rw field for expanding via expand_copysign_bit.
4062 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4064 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4065 known_alignment_for_access_p.
4066 (known_alignment_for_access_p): New.
4067 (do_peeling_for_alignment): Field made int instead of bool and renamed
4068 to peeling_for_alignment.
4069 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4070 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4071 functionality used to be in vect_analyze_operations.
4072 (vect_analyze_operations): Code to determine vectorization factor was
4073 moved to vect_determine_vectorization_factor.
4074 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4075 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4077 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4078 be part of vect_analyze_operations).
4079 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4080 creating the guard condition, as the number of iterations may be
4082 (slpeel_tree_peel_loop_to_edge): Use new name of
4083 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4084 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4085 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4086 (vect_do_peeling_for_alignment): Use fold.
4087 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4089 (vect_update_inits_of_dr): Renamed to
4090 vect_update_init_of_dr.
4091 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4092 (vectorizable_store): Fix assertion to use == instead of =.
4094 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4096 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4097 call_used_regs for wCG registers.
4099 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4101 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4102 for non-offsettable memory references to cope with outstanding reload
4103 replacements, take 2.
4105 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4108 * config/i386/i386.h (x86_fisttp): New.
4109 (TARGET_FISTTP): New macro.
4110 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4111 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4112 instruction when fisttp flag is set.
4113 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4115 * config/i386/i386.md (type attribute): Add fisttp.
4116 (unit attribute): Set to i387 for fisttp type.
4117 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4118 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4120 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4121 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4123 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4124 patterns for TARGET_FISTTP. Enable patterns for
4125 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4126 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4127 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4128 implement fisttp x87 insn.
4129 (fix_trunc*_i387_fisttp splitters): New patterns.
4130 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4131 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4132 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4134 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4135 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4136 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4137 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4138 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4139 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4140 Disable patterns for TARGET_FISTTP.
4141 (fix_trunc*_i387 splitters): Implement usign mode macros.
4142 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4143 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4144 (fix_trunx*_sse peephole2s): Implement using mode macros.
4146 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4148 PR rtl-optimization/20291
4149 * combine.c (try_combine): If splitting fails, re-try with
4150 original combined pattern, i.e. before clobber stripping.
4152 2005-03-14 Eric Christopher <echristo@redhat.com>
4154 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4155 STACK_GROWS_DOWNWARD.
4157 2005-03-14 Roger Sayle <roger@eyesopen.com>
4159 * real.h (struct real_format): Split the signbit field into two
4160 two fields, signbit_ro and signbit_rw.
4161 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4162 mips_double_format, ieee_extended_motorola_format,
4163 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4164 ieee_extended_intel_128_format, ibm_extended_format,
4165 mips_extended_format, ieee_quad_format, mips_quad_format,
4166 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4167 i370_double_format, c4x_single_format, c4x_extended_format,
4168 real_internal_format): Update initializers for new field.
4169 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4170 real_format structure.
4171 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4172 field of the real_format structure.
4174 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4176 Fix PR tree-optimization/20458
4178 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4179 DECL_EXTERNAL on STRUCT_FIELD tags.
4180 (clear_call_clobbered): Ditto.
4181 * tree-ssa-operands.c (note_addressable): Make sure the original
4182 variable doesn't slip into the addressable list if we have
4184 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4187 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4189 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4190 (-fwide-exec-charset): Likewise.
4191 (-finput-charset): Likewise.
4192 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4193 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4194 * c.opt (Wnormalized): New.
4196 2005-03-14 Devang Patel <dpatel@apple.com>
4198 * doc/invoke.texi: Add reference to Visibility document.
4200 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4202 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4203 MASK_SPLIT_ADDRESSES.
4204 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4205 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4206 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4207 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4208 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4209 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4210 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4211 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4212 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4213 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4214 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4215 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4216 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4217 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4218 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4219 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4220 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4221 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4222 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4223 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4224 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4225 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4226 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4227 (TARGET_EXPLICIT_RELOCS): Delete.
4228 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4229 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4230 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4231 (override_options): Set MASK_LONG64 if -mint64 is given and no
4232 -mlongXX option is. Complain about -mint64 -mlong32.
4233 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4234 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4235 * config/mips/mips.opt: New file.
4237 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4239 * config.gcc (extra_options): New variable for listing option files.
4240 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4241 * configure.ac (extra_opt_files): New AC_SUBST variable.
4242 (tm_file_list, tm_include_list): Include options.h first.
4243 * configure: Regenerate.
4244 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4245 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4246 (s-options-h): New rule.
4247 (options.h): Depend on it.
4248 (TEXI_GCCINT_FILES): Add options.texi.
4249 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4250 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4251 * target.h (gcc_target): Add default_target_flags and handle_option.
4252 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4253 (TARGET_HANDLE_OPTION): New macros.
4254 (TARGET_INITIALIZER): Include them.
4255 * opt-functions.awk (opt_args, nth_arg): New functions.
4256 (switch_flags): Handle the "Target" flag.
4258 (var_name): Use opt_args and nth_arg.
4259 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4260 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4261 macros for the "Mask" and "InverseMask" options.
4262 * opts.h (cl_var_cond): New enum.
4263 (cl_option): Replace the "has_set_value" and "set_value" fields with
4264 "var_cond" and "var_value".
4265 (CL_TARGET): New macro.
4266 (option_enabled, print_filtered_help): Declare.
4267 (decode_options): Move definition.
4268 * opts.c (handle_option): Search for the original option before
4269 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4270 var_cond and var_value fields. Use targetm.handle_option to handle
4272 (decode_options): Set target_flags to targetm.default_target_flags.
4273 (print_filtered_help): Make global. Handle CL_TARGET.
4274 (option_enabled): New function.
4275 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4276 (display_target_options, set_target_switch, print_switch_values)
4277 (default_pch_valid_p): Guard uses of target_switches with
4278 #ifdef TARGET_SWITCHES. Also...
4279 (display_target_options): Display the CL_TARGET entries in cl_options.
4280 (set_target_option): Don't complain about the "" option when
4281 TARGET_SWITCHES is undefined.
4282 (print_switch_values): Use option_enabled.
4283 (default_pch_valid_p): Check cl_options[] when looking for something
4284 that has changed the value of target_flags.
4285 * c.opt: Remove documentation from top of file.
4286 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4287 * doc/sourecebuild.texi: Refer to the new options documentation
4288 instead of c.opt. Document machine-specific .opt files.
4289 * doc/tm.texi (target_flags): Say that this variable is declared
4291 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4292 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4294 * doc/options.texi: New file.
4296 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4299 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4302 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4305 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4306 temporary variable of pointer type if an lvalues is required.
4307 (gimplify_modify_expr_rhs): Request an rvalue from it.
4308 (gimplify_expr): Pass fallback on.
4310 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4312 * cfgbuild.c: Update comments.
4314 2005-03-14 Roger Sayle <roger@eyesopen.com>
4316 PR rtl-optimization/17236
4317 * optabs.c (expand_doubleword_mult): New helper function split out
4318 from expand_binop. Permute the order in which instructions are
4319 emitted to minimize the number of simultaneously live registers.
4320 (expand_binop): Call expand_doubleword_mult to synthesize a double
4321 word multiplication.
4323 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4325 * basic-block.h: Update the prototypes of cached_make_edge and
4327 * cfg.c (cached_make_edge): Take edge_cache representing one
4328 row of the adjacency matrix of edges.
4329 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4330 (make_edges): Initialize edge_cache to represent one row of
4331 the adjacency matrix of edges.
4333 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4335 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4337 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4338 Remove unused removed_phis variable.
4339 (conditional_replacement): Use build1/build2.
4340 (abs_replacement): Use last_and_only_stmt and build1/build2.
4342 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4344 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4345 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4346 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4347 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4348 * c-common.c (handle_novops_attribute): New function.
4349 (c_common_attribute_table): Add "no vops" entry.
4350 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4351 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4352 * tree-ssa-operands.c (get_call_expr_operands): Do not
4353 create virtual operands for calls with ECF_NOVOPS flag.
4354 * tree.h (DECL_IS_NOVOPS): New macro.
4355 (struct tree_decl): Add novops_flag.
4356 (ECF_NOVOPS): New constant.
4358 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4361 * config/i386/i386.c (x86_use_himode_fiop): New.
4362 (x86_use_simode_fiop): Rename from x86_use_fiop.
4363 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4364 (TARGET_USE_HIMODE_FIOP): New.
4365 (x86_use_simode_fiop): Rename from x86_use_fiop.
4366 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4368 * config/i386/i386.md (X87MODEI12): New mode macro define.
4369 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4370 to implement x87 FP compare with HImode input operands.
4371 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4372 Use X87MODEI12 mode macro to handle HImode input operands.
4373 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4374 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4375 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4376 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4377 macro to implement x87 operators with HImode input operands.
4378 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4381 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4383 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4385 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4386 constants invariant.
4388 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4390 * basic-block.h (BB_VISITED): Removed.
4391 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4393 2005-03-14 Falk Hueffner <falk@debian.org>
4396 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4398 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4400 * ggc-zone.c: Fix comment typos.
4402 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4403 stringpool.c, config/mips/mips-protos.h: Update copyright.
4405 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4407 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4408 throughout with its typedef, "rtx".
4409 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4410 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4411 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4412 regs in comment to match code.
4414 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4416 * except.c (check_handled): Make it static.
4417 * except.h: Remove the corresponding prototype.
4419 * function.c (get_func_frame_size): Make it static.
4420 * function.h: Remove the corresponding type.
4422 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4424 * hard-reg-set.h: Remove the corresponding declarations.
4426 * tree-cfg.c (verify_stmts): Check that
4427 bb_for_stmt (stmt) == bb for every PHI node and statement.
4429 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4431 * config.gcc: Remove excess indentation.
4432 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4434 2005-03-13 Roger Sayle <roger@eyesopen.com>
4437 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4438 * fold-const.c (fold_sign_changed_comparison): Likewise.
4439 (fold_binary): Optimize comparisons against widened operands if
4440 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4442 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4444 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4445 (sparc_override_options): Initialize it.
4446 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4448 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4450 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4451 (reg_or_none500mem_operand): New predicate.
4452 (zero_reg_mem_operand): New predicate.
4453 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4454 to reg_or_none500mem_operand.
4455 (extendsfdf2_fpr): Add MEM alternative.
4456 (extenddftf2_internal): Change operand2 predicate to
4457 zero_reg_mem_operand.
4459 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4461 * ggc-zone.c: Rewritten.
4463 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4465 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4466 * config.in: Regenerated.
4467 * configure: Regenerated.
4468 * gengtype.c (write_types_process_field, write_func_for_structure):
4469 Pass new argument to gt_pch_note_object.
4470 * ggc-common.c (struct ptr_data): Add TYPE.
4471 (gt_pch_note_object): Take TYPE argument and save it.
4472 (call_count): Update call to ggc_pch_count_object.
4473 (call_alloc): Update call to ggc_pch_alloc_object.
4474 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4476 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4477 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4478 (ggc_alloc_zone_stat): Delete.
4479 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4480 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4481 (ggc_pch_alloc_object): Update prototypes.
4482 (garbage_zone): Delete.
4483 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4484 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4486 (tree_id_zone): New variable.
4487 (ggc_alloc_cleared_zone): Remove unused.
4488 (ggc_alloc_zone): Define.
4489 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4490 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4491 ggc_alloc_zone_stat.
4492 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4493 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4494 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4495 (make_node_stat): Likewise. Use tree_id_zone.
4497 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4498 Joseph S. Myers <joseph@codesourcery.com>
4500 * configure.ac: Check for MIPS TLS.
4501 * configure: Regenerated.
4502 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4503 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4504 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4505 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4506 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4507 (mips_classify_symbol, mips_symbolic_constant_p)
4508 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4509 (mips_tls_operand_p, mips_call_tls_get_addr)
4510 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4511 (mips_tls_symbol_ref_1): New functions.
4512 (mips_legitimize_address, mips_legitimize_const_move): Call
4513 mips_legitimize_tls_address.
4514 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4516 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4517 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4518 (mips_char_to_class): Document V1_REG.
4519 (HAVE_AS_TLS): Provide default.
4520 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4522 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4524 (tls_get_tp_<mode>): New instruction.
4526 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4528 * configure.ac: Update checks for target tools.
4529 * configure: Regenerated.
4531 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4533 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4535 2005-03-13 Roger Sayle <roger@eyesopen.com>
4537 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4538 more classes of DImode multiplication by constant. Allow both
4539 multiplication by small negative constants (by performing a
4540 multiplication by a positive constant and negating the result) and
4541 multiplications by large powers of two, by using a left shift.
4543 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4545 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4546 of basic blocks into work_stack.
4548 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4549 config/mips/vr.h: Update copyright.
4551 * c-decl.c (c_init_decl_processing): Remove useless calls to
4552 build_function_type.
4554 * builtins.c (fold_trunc_transparent_mathfn,
4555 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4556 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4557 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4558 fold_builtin_strcpy, fold_builtin_strncpy,
4559 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4562 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4565 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4566 variable determinant.
4568 * tree-cfg.c (group_case_labels): Remove local variable type.
4570 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4573 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4576 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4579 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4580 (*movmemqi_insn): Delete.
4581 (*movmemhi): Delete.
4583 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4585 * builtins.c (fold_builtin_classify): Take decomposed
4586 arguments of CALL_EXPR.
4587 (fold_builtin_1): Update a call to fold_builtin_classify.
4589 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4592 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4593 through into call to parser_xref_tag after parse error.
4594 (c_parser_struct_declaration): Consistently return NULL_TREE on
4597 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4599 * tree-flow-inline.h (ref_contains_array_ref): New function.
4600 (lookup_subvars_for_var): Ditto.
4601 (get_subvars_for_var): Ditto.
4602 (var_can_have_subvars): Ditto.
4604 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4605 (struct subvar): New type.
4607 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4609 * tree-optimize.c (init_tree_optimization_passes): Call
4610 pass_create_structure_vars.
4612 * tree-ssa-alias.c: Include vec.h.
4613 (init_alias_info): Don't auto-clear call clobbered on struct-field
4615 (compute_flow_insensitive_aliasing): Handle subvars.
4616 (group_aliases): Handle STRUCT_FIELD aliases.
4617 (setup_pointers_and_addressables): Ditto.
4618 Don't mark variables non-addressable if they still have
4619 addressable subvars.
4620 Also mark subvars addressable when the real variable is marked
4622 (add_pointed_to_var): Try to prune the pointed-to set by only
4623 pointing to subvars when possible.
4624 Otherwise, make sure we set addresses_needed and pt_vars to
4625 properly include subvars.
4626 (bitpos_of_field): New function.
4627 (push_fields_onto_fieldstack): Ditto.
4628 (get_or_create_used_part_for): Ditto.
4629 (create_overlap_variables_for): Ditto.
4630 (find_used_portions): Ditto.
4631 (create_structure_vars): Ditto.
4632 (pass_create_structure_vars): New structure.
4634 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4635 (get_expr_operands): Handle subvars. Also try to turn
4636 COMPONENT_REF accesses into must-defs now that we can accurately
4638 (note_addressable): Try to only mark as addressable those subvars
4639 we know a COMPONENT_REF touches.
4640 (overlap_subvar): New function.
4642 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4643 Handle subvar storing.
4644 (vect_address_analysis): Update caller of vect_object_analysis.
4646 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4648 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4649 (STMT_VINFO_SUBVARS): New macro.
4651 * common.opts: add flag_tree_salias.
4653 * opts.c (decode_options): flag_tree_salias defaults to on.
4655 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4657 * doc/tree-ssa.texi: Document structural alias analysis.
4659 2005-03-12 Steven Bosscher <stevenb@suse.de>
4661 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4662 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4663 * tree-ssa-operands.c (get_expr_operands): Likewise.
4664 (get_expr_operands): Likewise for ERROR_MARK.
4666 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4668 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4671 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4674 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4675 (mark_operand_necessary): Remove local variable ver.
4677 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4678 variable prefix_len.
4680 * value-prof.c (mod_subtract_transform): Remove local variable
4683 * builtins.c (fold_builtin_exponent): Take decomposed
4684 arguments of CALL_EXPR.
4685 (fold_builtin_1): Update a call to fold_builtin_exponent.
4687 * builtins.c (fold_builtin_logarithm): Take decomposed
4688 arguments of CALL_EXPR.
4689 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4691 * c-decl.c (c_init_decl_processing): Remove local variables
4692 ptr_ftype_void and ptr_ftype_ptr.
4694 * gimplify.c (gimplify_expr): Remove local variables r0 and
4697 * reg-stack.c (move_for_stack_reg): Remove local variable
4699 (compare_for_stack_reg): Remove local variable flags_user.
4700 (convert_regs_1): Remove local variable deleted.
4702 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4704 (combine_blocks): Remove local variables exits and new_e.
4706 * tree-inline.c (expand_call_inline): Remove local variable
4709 * tree-ssa-live.c (create_ssa_var_map,
4710 calculate_live_on_entry): Remove local variable snn.
4712 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4714 * c-lex.c (c_lex_with_flags): Add parameter to call to
4717 2005-03-11 Per Bothner <per@bothner.com>
4719 * c-tree.h (struct c_declarator): New id_loc field.
4720 * c-pragma.h (c_lex_with_flags): Take position reference.
4721 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4722 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4723 (c_lex): Pass dummy location to c_lex_with_flags.
4724 * c-parser.c (c_lex_one_token): Set c_token's location using
4725 c_lex_with_flags, instead of input_location, which might be "ahead".
4726 (c_parser_direct_declarator): Set declarator's id_loc from
4728 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4729 declarator's id_loc, rather than probably-imprecise input_location.
4730 (build_id_declarator): Initialize c_declarator's id_loc field.
4732 2005-03-11 Roger Sayle <roger@eyesopen.com>
4735 * builtins.c (expand_builtin_signbit): Force the signbit's word
4736 into an integer register to avoid SUBREGs of floating point modes.
4738 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4740 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4741 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4742 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4743 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4745 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4747 PR rtl-optimization/20306
4748 * expr.c (emit_move_complex): Set try_int false if mode is
4749 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4750 emit_block_move if try_int is true.
4752 2005-03-11 Richard Henderson <rth@redhat.com>
4755 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4756 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4759 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4761 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4762 (TARGET_FIX_VR4130): New macro.
4763 (TARGET_OPTIONS): Add -mfix-vr4130.
4764 (ISA_HAS_MACCHI): New macro.
4765 (ASM_SPEC): Add -mfix-vr4130.
4766 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4767 (override_options): Handle mips_fix_vr4130_string.
4768 (mips_avoid_hazards): Clear all_noreorder_p
4769 if we're working around VR4130 errata and the macc alternatives
4771 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4772 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4773 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4774 (MULTILIB_DEFAULTS): Remove leading "march=".
4775 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4776 if no architecture option is given.
4777 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4779 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4780 * doc/invoke.texi: Document -mfix-vr4130.
4782 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4784 * config/mips/mips.c (override_options): Only warn about -mint64
4785 deprecation if TARGET_INT64.
4787 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4789 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4790 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4791 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4792 are non-specific regarding the nonnull parameter positions.
4793 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4794 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4795 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4796 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4798 * builtins.def: Use the non-specific "nonnull" attibute lists.
4800 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4802 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4803 single_pred_edge, single_succ, single_pred): Improve comments.
4805 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4807 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4808 single_pred_edge, single_succ, single_pred): New inline functions.
4809 * bb-reorder.c (rotate_loop, find_traces_1_round,
4810 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4811 duplicate_computed_gotos): Use the single_succ/pred functions.
4812 * cfganal.c (forwarder_block_p): Ditto.
4813 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4814 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4815 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4816 merge_seq_blocks): Ditto.
4817 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4818 * cfglayout.c (fixup_reorder_chain): Ditto.
4819 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4820 canonicalize_loop_headers, verify_loop_structure): Ditto.
4821 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4822 mfb_update_loops, create_preheader, force_single_succ_latches,
4823 create_loop_notes): Ditto.
4824 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4825 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4826 commit_one_edge_insertion, purge_dead_edges,
4827 cfg_layout_can_merge_blocks_p): Ditto.
4828 * except.c (sjlj_emit_function_enter): Ditto.
4829 * flow.c (init_propagate_block_info): Ditto.
4830 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4831 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4832 insert_insn_end_bb): Ditto.
4833 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4834 find_if_case_2): Ditto.
4835 * lambda-code.c (perfect_nestify): Ditto.
4836 * lcm.c (optimize_mode_switching): Ditto.
4837 * loop-doloop.c (doloop_modify): Ditto.
4838 * loop-init.c (loop_optimizer_init): Ditto.
4839 * loop-iv.c (simplify_using_initial_values): Ditto.
4840 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4841 * loop-unswitch.c (unswitch_loop): Ditto.
4842 * modulo-sched.c (generate_prolog_epilog): Ditto.
4843 * predict.c (combine_predictions_for_insn, estimate_probability,
4844 tree_estimate_probability, last_basic_block_p,
4845 estimate_bb_frequencies): Ditto.
4846 * profile.c (branch_prob): Ditto.
4847 * regrename.c (copyprop_hardreg_forward): Ditto.
4848 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4849 * tracer.c (layout_superblocks): Ditto.
4850 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4851 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4852 cleanup_control_expr_graph, disband_implicit_edges,
4853 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4854 tree_verify_flow_info, tree_make_forwarder_block,
4855 tree_forwarder_block_p, remove_forwarder_block,
4856 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4857 * tree-if-conv.c (tree_if_conversion): Ditto.
4858 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4859 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4860 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4861 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4862 copy_loop_headers): Ditto.
4863 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4864 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4865 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4866 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4867 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4868 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4869 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4870 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4871 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4872 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4873 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4874 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4875 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4876 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4877 slpeel_add_loop_guard): Ditto.
4879 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4881 PR tree-optimization/15784
4882 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4885 * stmt.c (expand_case): Don't change index_type. Convert minval
4888 PR tree-optimization/20130
4889 * fold-const.c (fold): Fold x * -1 into -x.
4891 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4893 PR rtl-optimization/20331
4894 * rtlanal.c (modified_between_p): Check its address first for MEM.
4895 (modified_in_p): Likewise.
4897 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4899 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4901 2005-03-10 Steven Bosscher <stevenb@suse.de>
4903 * expr.c (expand_expr_real_1): If possible, use a conditional
4904 move for expanding MIN_EXPR and MAX_EXPR.
4905 Use temp for moving around rtx-en.
4907 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4910 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4913 2005-03-10 Roger Sayle <roger@eyesopen.com>
4915 * builtins.c (expand_builtin_signbit): Extend to handle floating
4916 point modes wider than the largest integer type, using the
4917 operand_subword_force function to obtain the signbit's word.
4919 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4922 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4923 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4925 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4927 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4929 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4931 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4933 (perform_edge_inserts): Unconditionally call
4934 free_dominator_info.
4936 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4938 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4940 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4942 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4944 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4946 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4948 (rtl_register_value_prof_hooks,
4949 tree_value_profile_transformations,
4950 tree_register_value_prof_hooks): Likewise.
4951 * var-tracking.c (stack_adjust_offset_pre_post,
4952 variable_htab_free, variable_union, dataflow_set_different_2,
4953 count_uses, variable_was_changed, set_frame_base_location,
4954 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4955 vt_add_function_parameters): Likewise.
4956 * varasm.c (named_section_real, named_section, make_decl_rtl,
4957 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4958 const_hash_1, compare_constant, copy_constant, force_const_mem,
4959 output_constant_pool_2, output_constant_pool_1, output_constant,
4960 output_constructor, make_decl_one_only, decl_tls_model,
4961 default_no_named_section, default_elf_select_section_1,
4962 default_unique_section_1): Likewise.
4963 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4964 * vmsdbgout.c (addr_const_to_string): Likewise.
4967 * function.c (struct assign_parm_data_one): Remove last_named
4969 (assign_parm_find_data_types): Don't determine last_named.
4970 Reorder named_parm determination.
4971 (assign_parms): Only setup varargs on the last non-varadic
4974 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4976 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4977 sda base address on medium model.
4979 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4981 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4982 * cfgloop.c (flow_loop_nodes_find): Export.
4983 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4985 * cfgloopmanip.c (fix_loop_structure): New function.
4986 * predict.c (predict_loops): Clean up the loops information.
4987 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4988 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4990 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4991 (rewrite_into_loop_closed_ssa): Declaration changed.
4992 * tree-loop-linear.c (linear_transform_loops): Add argument to
4993 rewrite_into_loop_closed_ssa call.
4994 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4995 * tree-ssa-loop-im.c (move_computations): Ditto.
4996 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4997 * tree-vectorizer.c (vectorize_loops): Ditto.
4998 * tree-optimize.c: Include cfgloop.h.
4999 (execute_todo): Choose whether to call cleanup_tree_cfg or
5000 cleanup_tree_cfg_loop.
5001 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5002 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5003 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5004 cleanup_tree_cfg_loop call.
5005 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5006 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5007 work on part of cfg.
5009 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5012 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5013 with multiple alternatives.
5015 * stmt.c (parse_output_constraint): Fix a typo.
5017 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5019 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5020 assembly directive instead of deprecated "no-generics".
5022 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5024 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5025 for non-offsettable memory references to cope with outstanding reload
5027 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5028 avoid losing outstanding address reloads.
5029 ("reload_outdi", "reload_outdf"): Likewise.
5031 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5033 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5034 code. Add more cbrt transformations.
5036 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5038 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5040 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5042 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5043 NULL_TREE when a given tree is not simplified.
5044 (fold): Return the original tree when any of the functions
5045 mentioned above NULL_TREE.
5047 * fold-const.c (fold_unary, fold_binary): Take decomposed
5048 arguments, code, type, op0, and op1 in case of fold_binary.
5049 (fold): Update calls to fold_unary and fold_binary.
5051 2005-03-09 Roger Sayle <roger@eyesopen.com>
5053 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5054 a fndecl and an arglist instead of a CALL_EXPR, exp.
5056 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5058 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5060 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5062 * expr.c (expand_assignment): Remove orig_to_rtx.
5064 * fold-const.c (int_const_binop): Remove no_overflow.
5066 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5068 * loop-iv.c (get_biv_step_1): Remove lhs.
5070 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5072 * real.c (real_nan): Remove neg.
5074 * function.c (thread_prologue_and_epilogue_insns): Remove i
5077 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5080 * tree-eh.c (tree_could_trap_p): Remove idx.
5082 * tree-into-ssa.c (ann): Remove ann.
5084 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5086 * tree-sra.c (decide_block_copy): Remove inst_count.
5088 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5090 * tree-ssa-loop-im.c (lhs): Remove.
5092 * cfgbuild.c (state, STATE, SET_STATE,
5093 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5095 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5096 (find_basic_blocks): Set the state of each basic block to
5099 2005-03-08 Jeff Law <law@redhat.com>
5101 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5102 goto results in the removal of edges in the CFG, then we need
5103 to recompute dominators.
5105 2005-03-09 Ben Elliston <bje@au.ibm.com>
5107 * c-common.c (c_do_switch_warnings): Comment fix.
5109 2005-03-08 Julian Brown <julian@codesourcery.com>
5111 * Patch from 2005-03-08 reverted for causing regressions and
5112 ppc-darwin bootstrap failure.
5114 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5116 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5117 Define the real function for ppc-darwin.
5118 * c-typeck.c (convert_arguments): Check for target-specific
5119 invalid argument call to unprototyped function.
5120 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5122 * target.h (invalid_arg_for_unprototyped_fn): New field
5124 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5125 default target hook.
5126 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5129 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5131 * c-typeck.c (constructor_stack, constructor_range_stack,
5132 initializer_stack): Make them static.
5134 * cfg.c (rbi_pool): Make it static.
5136 * gimple-low.c (lower_stmt_body): Make it static.
5137 * tree-flow.h: Remove the corresponding prototype. Don't
5140 * sched-deps.c (cache_size): Make it static.
5142 * stor-layout.c (lang_adjust_rli): Make it static.
5144 2005-03-08 Julian Brown <julian@codesourcery.com>
5146 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5147 from being used for symbols with vague linkage when
5148 HAVE_GAS_COMDAT_GROUP is true.
5150 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5152 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5153 nlabel == JUMP_LABEL (jump).
5155 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5157 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5158 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5159 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5160 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5162 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5165 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5166 * c-common.c (handle_returns_twice): New function.
5167 (c_common_attribute_table): Declare eturns_twice' attribute.
5168 * doc/extend.texi: Document eturns_twice' attribute.
5169 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5170 (struct tree_decl): Add returns_twice_flag.
5172 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5174 * tree-ssa-phiopt.c: Fix a comment typo.
5176 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5177 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5178 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5181 2005-03-08 Richard Henderson <rth@redhat.com>
5183 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5184 builtin codes with ctzdi2, clzdi2, popcountdi2.
5185 (struct alpha_builtin_def): Add is_const.
5186 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5187 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5188 (alpha_init_builtins): Init them. Set nothrow and const attributes
5190 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5191 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5192 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5193 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5194 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5195 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5196 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5197 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5198 (TARGET_FOLD_BUILTIN): New.
5199 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5200 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5202 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5204 2005-03-08 Ira Rosen <irar@il.ibm.com>
5206 PR tree-optimization/20122
5207 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5208 condition of access function instead of base.
5210 2005-03-07 Jeff Law <law@redhat.com>
5211 Steven Bosscher <stevenb@suse.de>
5213 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5214 (find_taken_edge): Call find_taken_edge_computed_goto as
5215 appropriate. Allow any gimple invariant rather than just
5216 INTEGER_CST for VAL.
5217 (cleanup_control_flow): Cleanup a computed goto which has turned
5219 (tree_merge_blocks): If block B has any forced labels, move
5220 them to the start of block A.
5221 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5222 computed gotos as well.
5223 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5224 removal of unnecessary computed gotos too.
5225 (lookup_redirection_data): Fix type of INSERT argument. Callers
5228 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5230 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5231 Remove trailing spaces.
5233 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5234 unshare_all_trees): Make them static.
5235 * tree-gimple.h: Remove the corresponding prototypes.
5237 * diagnostic.h: Remove unused prototype
5238 debug_output_buffer.
5239 * modulo-sched.c: Remove unused prototype
5240 set_row_column_for_ps.
5242 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5243 replace_phi_edge_with_variable): Remove unused variable i.
5245 2005-03-07 Per Bothner <per@bothner.com>
5247 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5249 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5252 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5253 bbs on the COND_EXPR instead of the PHI_NODEs.
5254 (candidate_bb_for_phi_optimization): Remove.
5255 (replace_phi_with_stmt): Rename to ...
5256 (replace_phi_edge_with_variable): this and change so that we
5257 replace the phi argument instead of removing the PHI.
5258 (conditional_replacement): Change so we deal with PHI with more
5260 (value_replacement): Likewise.
5261 (abs_replacement): Likewise.
5263 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5265 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5266 output_e500_flip_gt_bit.
5268 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5270 (rs6000_generate_compare): Fix logic to look at the correct bits.
5271 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5273 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5274 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5275 gen_move_from_CR_gt_bit.
5277 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5278 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5279 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5281 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5282 (E500_CR_IOR_COMPARE): New constant.
5284 2005-03-08 Earl Chew <earl_chew@agilent.com>
5285 David Billinghurst <David.Billinghurst@riotinto.com>
5287 * config/i386/host-cygwin.c: New file to support precompiled
5289 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5290 * config.host: Use above files for cygwin host.
5292 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5294 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5295 ordering ops from earlier change.
5297 2005-03-07 Per Bothner <per@bothner.com>
5299 Various fixes to allow us to again build if --enable-mapped-location:
5300 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5301 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5302 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5303 local variable loc. Change logic appropriately.
5304 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5305 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5306 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5307 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5308 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5310 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5312 PR rtl-optimization/19683
5313 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5314 number of bytes, to smallest_int_for_mode. Fix arguments to
5315 REG_CANNOT_CHANGE_MODE_P.
5317 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5319 * reorg.c (relax_delay_slots): Check that the jump is
5320 conditional before trying to invert it.
5322 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5324 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5327 * calls (stack_arg_under_construction): Make it static.
5329 * flow.c (regs_live_at_setjmp): Make it static.
5330 * flow.h: Remove the corresponding prototype.
5332 * reload1.c (reload_startobj, reload_firstobj,
5333 something_needs_operands_changed, reload_inherited,
5334 reload_inheritance_insn, reload_override_in,
5335 reload_spill_index): Make them static.
5337 * recog.c (verify_changes): Make it static.
5338 * recog.h: Remove the corresponding prototype.
5340 * cfgbuild.c (find_sub_basic_blocks): Remove.
5341 * basic-block.h: Remove the corresponding prototype.
5342 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5344 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5346 * tree-ssa-operands.c (check_build_stmt): Remove.
5348 * stor-layout.c (set_alignment): Remove.
5349 * tree.h: Remove the corresponding prototype.
5351 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5353 * tree-ssa-dce.c (control_dependence_map,
5354 visited_control_parents): Make them static.
5356 * cfghooks.c (verify_flow_info): Remove local variable
5359 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5362 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5364 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5366 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5368 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5370 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5371 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5372 PARALLEL for an empty structure.
5374 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5376 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5378 * fold-const.c (fold_binary): Unroll the very first "for"
5381 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5383 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5384 redundant match_code test.
5385 (scc_comparison_operator): Swap match_operand and match_code
5387 (branch_positive_comparison_operator): Same.
5388 (trap_comparison_operator): Use comparison_operator and swap with
5391 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5394 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5395 (out_movhi_r_mr): Read low byte of volatile MEM first.
5396 (out_movhi_mr_r): Write high byte of volatile MEM first.
5398 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5400 * cselib.c (reg_values, reg_values_size): Make them static.
5402 * cse.c (cse_reg_info_table): Make it static.
5404 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5406 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5408 * cse.c (find_best_addr): Use canon_for_address.
5410 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5412 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5413 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5414 SUBREG and MEM, respectively.
5416 * fold-const.c (fold_binary): Use code instead of t.
5418 * fold-const.c (optimize_minmax_comparison): Take decomposed
5419 arguments code, type, op0, and op1 instead of t.
5420 (fold_binary): Update a call to optimize_minmax_comparison.
5422 * fold-const.c (fold_range_test): Take decomposed arguments
5423 code, type, op0, and op1 instead of t.
5424 (fold_binary): Update a call to fold_range_test.
5426 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5427 decomposed arguments code, type, op0, and op1 instead of t.
5428 (fold_binary): Update a call to fold_range_test.
5430 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5432 * fold-const.c (fold_binary): Avoid directly using the original
5433 expression t as much as possible.
5435 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5437 * c-semantics.c (build_stmt): Use TYPE_P instead of
5438 IS_NON_TYPE_CODE_CLASS.
5439 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5440 (NON_TYPE_CHECK): Use TYPE_P instead of
5441 IS_NON_TYPE_CODE_CLASS.
5443 * fold-const.c (fold): Remove handling of binary expressions.
5445 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5447 * doc/c-tree.texi: Wrap comments in @r{}.
5448 * doc/cpp.texi: Likewise.
5449 * doc/cppinternals.texi: Likewise.
5450 * doc/extend.texi: Likewise.
5451 * doc/md.texi: Likewise.
5452 * doc/objc.texi: Likewise.
5453 * doc/sourcebuild.texi: Likewise.
5454 * doc/tm.texi: Likewise.
5457 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5459 * predict.c (apply_return_prediction): Standardize PHI chain
5461 * tree-ssa.c (ssa_redirect_edge): Likewise.
5463 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5464 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5467 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5468 * tree-flow.h: Adjust the prototype for remove_phi_node.
5469 * lambda-code.c (perfect_nestify): Adjust a call to
5472 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5473 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5475 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5476 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5477 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5478 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5480 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5481 of GEN_INT (trunc_int_for_mode (...)).
5482 * loop-iv.c (iv_number_of_iterations): Likewise.
5483 * postreload.c (reload_cse_move2add): Likewise.
5484 * simplify-rtx.c (simplify_const_unary_operation,
5485 simplify_const_binary_operation): Likewise.
5486 * stor-layout.c (get_mode_bounds): Likewise.
5488 * fold-const.c (fold_binary): New.
5489 (fold): Call fold_binary on binary expressions.
5491 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5493 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5494 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5495 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5496 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5497 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5499 2005-03-04 Devang Patel <dpatel@apple.com>
5501 PR tree-optimization/18815
5502 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5503 loops with zero exit edges.
5505 2005-03-04 Devang Patel <dpatel@apple.com>
5507 * doc/invoke.texi: Remove reference to webpage that does not exist.
5509 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5510 Joseph S. Myers <joseph@codesourcery.com>
5513 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5514 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5515 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5516 * pa.c (get_plabel): Change argument to symbol_ref. Call
5517 maybe_get_identifier instead of get_identifier.
5518 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5519 (struct deferred_plabel): Replace name field with symbol field.
5520 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5521 ASM_OUTPUT_EXTERNAL_REAL is defined.
5522 (output_global_address): Use output_addr_const for output of all
5524 (output_deferred_plabels): Use symbol_ref instead of name for address
5526 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5527 ASM_OUTPUT_SYMBOL_REF): New macros.
5528 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5530 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5533 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5535 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5536 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5538 2005-03-04 Jeff Law <law@redhat.com>
5540 * basic-block.h (rediscover_loops_after_threading): Declare.
5541 * tree-ssa-dom.c: Include cfgloop.h.
5542 (tree_ssa_dominator_optimize): Discover loops and some basic
5543 properties. Remove forwarder blocks recreated by loop header
5544 canonicalization. Also mark backedges in the CFG.
5545 * tree-ssa-threadupdate.c: Include cfgloop.h
5546 (rediscover_loops_after_threading): Define.
5547 (struct local_info): New field, JUMP_THREADED.
5548 (prune_undesirable_thread_requests): New function.
5549 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5550 then record that fact for the callers of redirct_edges.
5551 (thread_block): If BB has incoming backedges, then call
5552 prune_undesirable_thraed_requests. Note when we are
5553 going to have to rediscover loop information. Return a
5554 boolean indicating if any jumps were threaded.
5555 (thread_through_all_blocks): Bubble up boolean indicating
5556 if any jumps were threaded.
5557 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5558 (tree-ssa-threadupdate.o): Similarly.
5560 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5562 * fold-const.c (fold_ternary): Unroll the "for" loop to
5565 2005-03-04 Andrew Haley <aph@redhat.com>
5567 * unwind-dw2-fde-glibc.c (struct
5568 unw_eh_callback_data.check_cache): New field.
5569 (frame_hdr_cache): New.
5570 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5571 Cache frame header info.
5573 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5575 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5576 (print_c_condition): Declare.
5577 * read-rtl.c (ptr_loc): New structure.
5578 (ptr_locs, ptr_loc_obstack, joined_conditions)
5579 (joined_conditions_obstack): New variables.
5580 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5581 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5582 (join_c_conditions, print_c_condition): New functions.
5583 (apply_macro_to_string): Associate the new string with the same
5584 source location as the old one.
5585 (add_condition_to_string): Use join_c_conditions.
5586 (read_string): Use set_rtx_ptr_loc to record a filename and line
5587 number for the string.
5588 (read_rtx): Initialize the new variables above.
5589 * genattrtab.c (write_test_expr, write_attr_value): Use
5591 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5592 comment above the GCC_VERSION check.
5593 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5594 Inline the definition of MAYBE_EVAL.
5595 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5596 * genoutput.c (process_template): Likewise.
5597 * genpreds.c (write_predicate_subfunction): Likewise.
5598 (write_predicate_expr): Use print_c_condition.
5599 * genrecog.c (write_cond): Likewise.
5600 * gensupport.c (process_rtx): Use join_c_conditions to join the
5601 conditions of a define_insn_and_split. Record a source location
5602 for the string after the "&&".
5603 (alter_test_for_insn): Use join_c_conditions.
5605 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5608 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5609 PR tree-optimization/15784
5610 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5613 2005-03-04 Ben Elliston <bje@au.ibm.com>
5615 * gcc.c (option_map): Add --coverage.
5616 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5617 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5618 * config/darwin.h: Pass -lgcov for `coverage'.
5619 * doc/invoke.texi (Debugging Options): Document --coverage.
5621 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5623 * gcse.c (bypass_block): Use find_edge wherever possible.
5625 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5629 * c-opts.c (c_common_parse_file): Call start_source_file
5630 and end_source_file at the approriate times.
5632 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5633 the main file, it will be done for us now.
5635 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5637 * fold-const.c (fold_ternary): New.
5638 (fold): Call fold_ternary on ternary expressions. Remove
5639 handling of ternary expressions.
5641 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5643 PR tree-optimization/15784
5644 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5647 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5649 * config/rs6000/predicates.md (branch_comparison_operator):
5650 Convert from C block to conditional format.
5652 2005-03-03 Jan Hubicka <jh@suse.cz>
5654 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5655 and non-constant public variables.
5657 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5659 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5662 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5665 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5666 calls to release_ssa_name and release_phi_node.
5668 * fold-const.c (fold): Remove handling of unary expressions.
5670 * fold-const.c (fold_unary): Avoid directly using the original
5671 expression t as much as possible.
5673 2005-03-03 Roger Sayle <roger@eyesopen.com>
5674 Andrew Pinski <pinskia@physics.uc.edu>
5676 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5677 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5679 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5681 Describe special registers SRP and MOF as allocatable registers.
5682 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5683 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5684 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5685 TARGET_HAS_MUL_INSNS.
5686 (cris_print_operand) <case 'd'>: New case.
5687 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5688 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5690 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5691 (REG_ALLOC_ORDER): Update for MOF.
5692 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5694 (GENERAL_REGS): No longer a define of ALL_REGS.
5695 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5696 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5698 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5699 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5700 (SECONDARY_RELOAD_CLASS): Define.
5701 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5702 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5703 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5704 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5705 (REGISTER_MOVE_COST): Define.
5706 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5707 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5708 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5709 (CRIS_MOF_REGNUM): New define_constants.
5710 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5712 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5714 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5715 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5716 Adjust for MOF being properly described as a register.
5717 (indir_to_reg_split): Name this split. Conditionalize on the
5718 destination register being a general register.
5719 (movei): Conditionalize on on operands 0 and 1 having the same
5722 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5725 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5726 -mcpu to override any other explicitly given flags.
5728 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5730 * recog.c (verify_changes, confirm_change_group): New functions,
5731 broken out of apply_change_group.
5732 (apply_change_group): Use them.
5733 * recog.h (verify_change, confirm_change_group): Declare.
5734 * rtl.h (redirect_jump_2): Declare.
5735 * jump.c (redirect_exp, invert_exp): Delete.
5736 (invert_exp_1): Take second parameter. Return value. Changed caller.
5737 (redirect_jump_2): New function, broken out of redirect_jump.
5738 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5739 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5740 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5742 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5744 * varasm.c (named_section): Use xstrdup rather than doing it by
5747 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5749 2005-03-02 Devang Patel <dpatel@apple.com>
5751 Undo PR tree-optimization/18815 fix.
5753 2005-03-02 Devang Patel <dpatel@apple.com>
5755 PR tree-optimization/18815
5756 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5757 loops with zero exit edges.
5759 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5761 * cfg.c (connect_src, connect_dest, disconnect_src,
5762 disconnct_dest): New.
5763 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5764 redirect_edge_pred): Use the new functions.
5766 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5767 free_dominance_info only when needed.
5769 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5772 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5773 (reg_or_sub_cint64_operand): Same.
5775 2005-03-02 Jeff Law <law@redhat.com>
5777 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5778 CFG_ALTERED in the main DOM iteration loop.
5780 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5783 * varasm.c (initializer_constant_valid_p): Allow conversions
5784 between OFFSET_TYPEs. Tidy.
5786 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5788 * config/cris/cris.md ("return"): Remove epilogue delay list
5791 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5793 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5795 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5797 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5799 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5800 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5801 config/m68k/m68k.c, config/mips/mips.h,
5802 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5803 doc/include/gcc-common.texi: Update copyright.
5805 PR middle-end/18029 and PR middle-end/18030
5806 * expr.c (optimize_bitfield_assignment_op): Add a special case
5807 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5809 * fold-const.c (fold_unary): New.
5810 (fold): Call fold_unary on unary expressions.
5812 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5814 * cgraph.h (struct cgraph_edge): Add prev_caller and
5816 (cgraph_node_remove_callees): Export.
5817 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5819 (cgraph_edge_remove_callee): New function.
5820 (cgraph_edge_remove_caller): Likewise.
5821 (cgraph_remove_edge): Use.
5822 (cgraph_redirect_edge_callee): Likewise.
5823 (cgraph_node_remove_callees): New function.
5824 (cgraph_node_remove_callers): Likewise.
5825 (cgraph_remove_node): Use.
5826 * tree-optimize.c (tree_rest_of_compilation): Use
5827 cgraph_node_remove_callees instead of manual loop.
5828 * cgraphunit.c (cgraph_finalize_function): Likewise.
5829 (cgraph_expand_function): Likewise.
5830 (cgraph_remove_unreachable_nodes): Likewise.
5832 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5835 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5837 * c-decl.c (undeclared_variable): Take location as argument.
5838 * c-typeck.c (build_external_ref): Likewise.
5839 * c-parser.c (c_parser_postfix_expression): Pass location of
5840 identifier to build_external_ref.
5842 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5844 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5845 CCEQ mode for branch_positive_comparison_operator test.
5846 * config/rs6000/predicates (branch_comparison_operator): Revert to
5848 (scc_comparison_operator): Same.
5849 (branch_positive_comparison_operator): Same.
5851 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5853 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5854 (cris_delay_slots_for_epilogue): Remove.
5855 (save_last): Move into cris_target_asm_function_epilogue.
5856 (cris_target_asm_function_epilogue): Remove tests for file being
5858 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5859 (cris_delay_slots_for_epilogue): Remove prototypes.
5860 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5861 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5863 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5865 * config/rs6000/predicates.md (branch_comparison_operator): Change
5866 to define_special_predicate.
5867 (scc_comparison_operator): Same.
5868 (branch_positive_comparison_operator): Same.
5870 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5872 * Makefile.in (tree-ssa-sink.o): New.
5873 (OBJS-common): Add tree-ssa-sink.o.
5874 * common.opt: Add -ftree-sink
5875 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5876 * timevar.def (TV_TREE_SINK): new timevar.
5877 * tree-flow.h (is_hidden_global_store): Prototype.
5878 * tree-optimize.c (init_tree_optimization_passes): Add
5880 * tree-pass.h (pass_sink_code): New.
5881 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5882 for non-obvious global store store to is_hidden_global_store, and
5883 call that new function.
5884 * tree-ssa-sink.c: New file.
5885 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5886 * doc/passes.texi: Document forward store motion.
5887 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5888 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5889 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5890 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5892 2005-03-01 Per Bothner <per@bothner.com>
5894 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5895 and we have a non-zero column-number, add it to the message.
5896 Also factor out the diagnostic_kind_text.
5898 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5900 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5901 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5902 flow_loop_scan): Removed.
5903 (flow_loop_dump): Do not dump removed fields.
5904 (flow_loop_free): Do not free removed fields.
5905 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5906 (loop_exit_edge_p): New function.
5907 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5908 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5909 num_exits, exits_doms.
5910 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5911 LOOP_EDGES, LOOP_ALL): Removed.
5912 (flow_loop_scan): Declaration removed.
5913 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5914 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5916 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5917 (if_convert): Call flow_loops_find and flow_loops_free
5918 when calling mark_loop_exit_edges.
5919 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5920 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5921 free_dominance_info calls.
5922 * loop-init.c (flow_loops_find): Ditto.
5923 * passes.c (rest_of_handle_branch_prob): Ditto.
5924 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5925 * loop-unroll.c (analyze_insns_in_loop): Do not use
5927 * predict.c (predict_loops): Do not call flow_loop_scan.
5928 Use get_loop_exit_edges.
5929 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5930 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5931 Do not use EDGE_LOOP_EXIT.
5932 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5933 to bb_with_exit_edge_p.
5934 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5935 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5936 to bb_with_exit_edge_p.
5937 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5939 * tree-loop-linear.c (linear_transform_loops): Do not call
5940 flow_loop_scan. Use loop->single_exit.
5941 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5942 (vect_analyze_loop_form): Do not call flow_loop_scan.
5943 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5945 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5947 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5948 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5949 slpeel_tree_duplicate_loop_to_edge_cfg,
5950 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5951 Use loop_preheader_edge and loop->single_exit. Do not call
5954 2005-03-01 Nick Clifton <nickc@redhat.com>
5956 * config/arm/arm.c (thumb_find_work_register): Check all of the
5957 argument registers to see if they are free, and a couple of
5958 special cases where the last argument register but can be proved
5959 to be available during the function's prologue.
5960 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5961 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5962 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5964 (thumb_compute_save_reg_mask): Likewise. Also use
5965 thumb_find_work_register() to ensure that there is agreement about
5966 which work register is going to be used in the prologue.
5967 (thumb_output_function_prologue): Use unsigned long as the type
5968 for the register bit-mask. Also delay pushing the link register if
5969 other high registers are going to be pushed.
5970 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5971 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5972 redundant prototypes.
5974 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5977 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5978 and after reload in REG+REG indexed addresses without REG_POINTER
5979 set in the base and not set in the index.
5981 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5983 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5984 Don't undefine here.
5985 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5986 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5987 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5988 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5989 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5991 * config.gcc (sh*-*-linux*): Use config/linux.h.
5993 2005-02-28 Dale Johannesen <dalej@apple.com>
5994 Stan Shebs <shebs@apple.com>
5996 Rewrite of 64-bit Darwin structure-by-value pass/return.
5997 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5998 intoffset, use_stack, named.
5999 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6000 (rs6000_darwin64_record_arg_advance_flush): New.
6001 (rs6000_darwin64_record_arg_advance_recurse): New.
6002 (rs6000_darwin64_record_arg_flush): New.
6003 (rs6000_darwin64_record_arg_recurse): New.
6004 (rs6000_darwin64_record_arg): New.
6005 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6006 (function_arg_boundary): Handle 128-bit aligned structs.
6007 (function_arg_advance): Rewrite darwin64 struct handling.
6008 (function_arg): Call rs6000_darwin64_record_arg.
6009 (function_arg_partial_nregs): Handle darwin64 structs.
6010 (rs6000_darwin64_function_value): Remove.
6011 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6013 2005-02-28 Roger Sayle <roger@eyesopen.com>
6015 PR tree-optimization/20216
6016 * tree-chrec.c (tree_fold_factorial): Delete.
6017 (tree_fold_binomial): Change argument list to take a return type
6018 and change the type of K to unsigned int. Rewrite to avoid explicit
6019 evaluation of factorials, and (recursively) calling fold to perform
6020 compile-time arithmetic. Return NULL on (internal) overflow.
6021 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6022 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6023 if any intermediate calculation overflows.
6024 (chrec_apply): Update call to chrec_evaluate.
6026 2005-02-28 James E Wilson <wilson@specifixinc.com>
6028 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6030 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6033 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6034 instead of NULL_TREE on error.
6036 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6038 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6039 (EASY_VECTOR_15_ADD_SELF): Remove.
6040 (num_insns_constant_wide): Not static.
6041 (validate_condition_mode): Not static.
6042 (toc_relative_expr_p): Not static.
6043 (legitimate_indirect_address_p): Not static.
6044 (macho_lo_sum_memory_operand): Not static.
6045 (invalid_e500_subreg): Not static.
6046 (easy_vector_same): Not static.
6047 (easy_vector_splat_const): Not static.
6048 (RS6000_SYMBOL_REF_TLS_P): Remove.
6049 (any_operand): Delete.
6050 (any_parallel_operand): Delete.
6051 (count_register_operand): Delete.
6052 (altivec_register_operand): Delete.
6053 (xer_operand): Delete.
6054 (s8bit_cint_operand): Delete.
6055 (short_cint_operand): Delete.
6056 (u_short_cint_operand): Delete.
6057 (non_short_cint_operand): Delete.
6058 (exact_log2_cint_operand): Delete.
6059 (gpc_reg_operand): Delete.
6060 (cc_reg_operand): Delete.
6061 (cc_reg_not_cr0_operand): Delete.
6062 (reg_or_short_operand): Delete.
6063 (reg_or_neg_short_operand): Delete.
6064 (reg_or_aligned_short_operand): Delete.
6065 (reg_or_u_short_operand): Delete.
6066 (reg_or_cint_operand): Delete.
6067 (reg_or_arith_cint_operand): Delete.
6068 (reg_or_add_cint64_operand): Delete.
6069 (reg_or_sub_cint64_operand): Delete.
6070 (reg_or_logical_cint_operand): Delete.
6071 (got_operand): Delete.
6072 (got_no_const_operand): Delete.
6073 (easy_fp_constant): Delete.
6074 (easy_vector_constant): Delete.
6075 (easy_vector_constant_add_self): Delete.
6076 (zero_constant): Delete.
6077 (zero_fp_constant): Delete.
6078 (volatile_mem_operand): Delete.
6079 (offsettable_mem_operand): Delete.
6080 (mem_or_easy_const_operand): Delete.
6081 (add_operand): Delete.
6082 (non_add_cint_operand): Delete.
6083 (logical_operand): Delete.
6084 (non_logical_cint_operand): Delete.
6085 (mask_operand): Delete.
6086 (mask_operand_wrap): Delete.
6087 (mask64_operand): Delete.
6088 (mask64_2_operand): Delete.
6089 (and64_operand): Delete.
6090 (and64_2_operand): Delete.
6091 (and_operand): Delete.
6092 (reg_or_mem_operand): Delete.
6093 (lwa_operand): Delete.
6094 (symbol_ref_operand): Delete.
6095 (call_operand): Delete.
6096 (current_file_function_operand): Delete.
6097 (input_operand): Delete.
6098 (rs6000_nonimmediate_operand): Delete.
6099 (rs6000_tls_symbol_ref): Delete.
6100 (save_world_operation): Delete.
6101 (restore_world_operation): Delete.
6102 (load_multiple_operation): Delete.
6103 (store_multiple_operation): Delete.
6104 (vrsave_operation): Delete.
6105 (mfcr_operation): Delete.
6106 (mtcrf_operation): Delete.
6107 (lmw_operation): Delete.
6108 (stmw_operation): Delete.
6109 (branch_comparison_operator): Delete.
6110 (branch_positive_comparison_operator): Delete.
6111 (scc_comparison_operator): Delete.
6112 (trap_comparison_operator): Delete.
6113 (boolean_operator): Delete.
6114 (boolean_or_operator): Delete.
6115 (min_max_operator): Delete.
6116 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6117 (EASY_VECTOR_15): Moved to here.
6118 (EASY_VECTOR_15_ADD_SELF): Move to here.
6119 (PREDICATE_CODES): Delete.
6120 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6121 Declare functions no longer static.
6122 * config/rs6000/predicates.md: New.
6123 * config/rs6000/rs6000.md: Include predicates.md
6125 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6127 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6128 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6130 * cfgrtl.c (need_fake_edge_p): Likewise.
6131 * combine.c (distribute_notes): Likewise.
6132 * emit-rtl.c (try_split): Likewise.
6133 * recog.c (peephole2_opimize): Likewise.
6134 * reg-notes.def (ALWAYS_RETURN): Remove.
6135 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6136 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6137 * tree.h (ECF_ALWAYS_RETURN): Remove.
6139 2005-02-28 Roger Sayle <roger@eyesopen.com>
6142 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6143 between different machine modes is never a "useless" conversion.
6145 2005-02-28 Geert Bosch <bosch@gnat.com>
6148 * doc/contrib.texi: List contributors for Ada front end
6150 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6152 * simplify-rtx.c (simplify_unary_operation_1,
6153 simplify_const_unary_operation): New, extracted from...
6154 (simplify_unary_operation): ... this one.
6155 (simplify_binary_operation_1,
6156 simplify_const_binary_operation): New, extracted from...
6157 (simplify_binary_operation): ... this one.
6158 * rtl.h (simplify_const_unary_operation,
6159 simplify_const_binary_operation): Add prototypes.
6161 2005-02-28 Julian Brown <julian@codesourcery.com>
6163 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6164 building libjava and caused PR regression/20228.
6166 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6169 * Makefile.in (host_subdir): New.
6170 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6171 * configure: Regenerate.
6173 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6175 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6176 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6177 installation directory first.
6179 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6182 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6183 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6184 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6185 * config/cris/cris.md: Tweak comments referring to Q.
6186 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6187 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6188 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6189 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6190 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6191 Insert spaces in constraints to align alternatives vertically for
6193 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6196 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6198 PR rtl-optimization/17728
6199 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6200 operand 0 from general_operand to move_dest_operand.
6202 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6204 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6205 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6206 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6207 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6209 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6211 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6212 * configure: Regenerate.
6213 * libada-mk.in: Remove CC; rename
6214 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6216 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6219 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6220 for the lhs, also walk over the tree. Likewise for rhs.
6222 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6224 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6225 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6226 Do not propagate value of iv before increment over the increment.
6228 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6230 * c-parser.c: New file.
6231 * c-parse.in: Remove.
6232 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6234 (c-parser.o): Add dependencies.
6235 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6236 maintainer-clean, TAGS): Update.
6237 * c-config-lang.in (gtfiles): Update.
6238 * gengtype-lex.l: Don't handle "@@".
6239 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6240 objc_build_synchronized, objc_begin_try_stmt,
6241 objc_begin_catch_clause, objc_finish_catch_clause,
6242 objc_build_finally_clause, objc_finish_try_stmt): New.
6243 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6245 (c_parse_init): Update comment.
6246 * c-decl.c (c_init_decl_processing): Update comment.
6247 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6248 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6249 new c_declspecs members.
6251 2005-02-25 Julian Brown <julian@codesourcery.com>
6253 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6254 from being used for symbols with vague linkage when
6255 HAVE_GAS_COMDAT_GROUP is true.
6257 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6259 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6261 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6264 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6265 (LIBGCC2_HAS_DF_MODE): New.
6266 (LIBGCC2_HAS_XF_MODE): New.
6267 (LIBGCC2_HAS_TF_MODE): New.
6268 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6269 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6270 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6271 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6272 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6273 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6274 and add _fixtfdi, _fixunstfdi, _floatditf
6275 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6276 L_fixunstfdi, L_floatditf.
6277 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6278 (LIBGCC2_HAS_TF_MODE): Define.
6280 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6282 PR tree-optimization/20204
6283 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6284 REWRITE_THIS_STMT markers on PHI nodes.
6285 (rewrite_initialize_block): Likewise.
6287 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6289 * version.c (version_string): Update to 4.1.
6291 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6293 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6294 Clarify that the alternative way doesn't work in GNU C++.
6296 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6298 PR tree-optimization/19937
6299 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6300 to the type of the induction variable.
6302 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6304 PR rtl-optimization/20117
6305 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6306 the block including noncopyable insn.
6308 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6310 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6311 calls to find_reg_note.
6313 2005-02-24 Richard Henderson <rth@redhat.com>
6316 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6319 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6321 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6322 vector types if to use base reg for misaligned non-word ld/std.
6324 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6327 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6328 dwarf2 label manually and put it after, not before the prologue.
6330 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6333 * reload.c (operands_match_p): Only increment register number for
6334 SCALAR_INT_MODE_P modes in multiple hard registers.
6336 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6339 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6341 * ChangeLog.5: Fix log message typo(s).
6342 * ChangeLog.7: Likewise.
6343 * ChangeLog.tree-ssa: Likewise.
6344 * cfgexpand.c: Fix comment typo(s).
6345 * conflict.c: Likewise.
6346 * defaults.h: Likewise.
6347 * dwarf2out.c: Likewise.
6349 * ggc-page.c: Likewise.
6350 * tree-eh.c: Likewise.
6351 * tree-ssa-dom.c: Likewise.
6353 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6356 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6357 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6358 if SHARED is defined.
6361 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6362 allow splitting only if operands 0 and 3 don't overlap.
6364 2005-02-24 Richard Henderson <rth@redhat.com>
6367 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6368 (fold_builtin_1): Call them.
6369 * fold-const.c (fold_complex_mult_parts): Split out from ...
6370 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6371 (fold_complex_div_parts, fold_complex_div): New.
6373 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6375 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6377 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6378 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6380 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6381 (print_node): Likewise.
6382 Print TYPE_SIZES_GIMPLIFIED.
6384 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6386 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6387 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6388 operands as commutative in constraints.
6390 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6392 * tree-into-ssa.c: Re-organize internal functions.
6394 2005-02-24 Richard Henderson <rth@redhat.com>
6397 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6399 * common.opt (fcx-limited-range): New.
6400 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6401 * toplev.c (flag_complex_method): Initialize to 1.
6402 (process_options): Set flag_complex_method to 0 if
6403 flag_cx_limited_range.
6404 * doc/invoke.texi (-fcx-limited-range): New.
6406 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6408 * cse.c (delete_trivially_dead_insns): Speed up by using
6409 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6412 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6414 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6415 functions when -mid-shared-library is being used.
6417 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6419 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6420 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6421 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6422 * system.h: Poison LINK_LIBGCC_SPECIAL.
6424 2005-02-23 James E Wilson <wilson@specifixinc.com>
6426 * gengtype.c (note_insn_name): Make 1 element larger.
6428 2005-02-23 Roger Sayle <roger@eyesopen.com>
6431 PR rtl-optimization/20097
6432 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6433 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6435 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6437 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6438 * t-aix52 (SHLIB_INSTALL): Same.
6440 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6442 * genpreds.c: Update copyright.
6444 2005-02-23 Michael Beach <michaelb@ieee.org>
6447 * config/sparc/t-elf (startup files): Assemble with CPP.
6449 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6451 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6452 (write_predicate_expr): Likewise.
6454 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6456 PR tree-optimization/20100
6457 PR tree-optimization/20115
6458 * tree-optimize.c (init_tree_optimization_passes): Remove
6459 pass_maybe_create_global_var.
6460 * tree-pass.h (pass_maybe_create_global_var): Remove.
6461 * tree-ssa-alias.c (aliases_computed_p): Declare.
6462 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6463 (count_calls_and_maybe_create_global_var): Remove.
6464 (pass_maybe_create_global_var): Remove.
6465 (init_alias_info): Do not declare aliases_computed_p.
6466 (maybe_create_global_var): If the function contains no
6467 call-clobbered variables and a mix of pure/const and regular
6468 function calls, create .GLOBAL_VAR.
6469 Mark all call-clobbered variables for renaming.
6470 (merge_pointed_to_info): Update comment.
6471 (add_pointed_to_var): Likewise.
6472 (is_escape_site): Likewise.
6473 Accept struct alias_info * instead of size_t *.
6475 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6477 * tree-ssa-operands.c (get_call_expr_operands): If
6478 ALIASES_COMPUTED_P is false, do not add call-clobbering
6480 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6481 (delete_tree_ssa): Likewise.
6483 2005-02-22 James E Wilson <wilson@specifixinc.com>
6485 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6486 (do_compile): Do call it here.
6488 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6490 PR rtl-optimization/20017.
6491 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6492 rest_of_handle_cse2, rest_of_handle_gcse): Call
6493 delete_dead_jumptables immediately before calling cleanup_cfg.
6495 2005-02-22 Devang Patel <dpatel@apple.com>
6498 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6501 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6503 * config/rs6000/aix.h (WINT_TYPE): Define.
6505 2005-02-22 Stan Shebs <shebs@apple.com>
6507 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6508 natural alignment for 64-bit Darwin.
6509 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6511 * doc/invoke.texi: Document this.
6513 2005-02-22 DJ Delorie <dj@redhat.com>
6515 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6516 to make_[un]signed_type, not the mode itself.
6518 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6520 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6521 not available. Use tail calls wherever possible.
6522 (make_edge): Call unchecked_make_edge to create an edge.
6524 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6525 (coalesce_ssa_name): Don't check for
6526 SSANORM_USE_COALESCE_LIST.
6527 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6529 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6531 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6532 (rewrite_into_ssa): ... here.
6534 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6536 PR tree-optimization/19786
6537 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6538 tag to another's may-alias bitmap when adding to the other's list.
6540 2005-02-21 DJ Delorie <dj@redhat.com>
6542 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6543 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6544 registers in unsupported ways.
6545 * expmed.c (init_expmed): Likewise.
6547 2005-02-21 Stan Cox <scox@redhat.com>
6549 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6551 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6553 * tree-cfg.c (fold_cond_expr_cond): New.
6554 (make_edges): Call fold_cond_expr_cond.
6555 (find_taken_edge): Accept nothing but INTEGER_CST.
6556 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6558 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6560 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6561 that do not belong to any basic block.
6563 2005-02-21 Jeff Law <law@redhat.com>
6565 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6568 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6570 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6571 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6572 Adjust their definitions.
6573 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6574 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6576 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6577 genautomata.c, langhooks.c, langhooks.h, system.h,
6578 config/arm/lib1funcs.asm: Update copyright.
6580 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6582 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6584 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6587 * doc/install.texi: Document --with-gc.
6589 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6591 * simplify-rtx.c (simplify_unary_operation): Add a missing
6594 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6596 PR tree-optimization/18663
6597 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6598 if the type has variable bounds.
6600 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6602 * gcse.c: Remove an obsolete comment.
6604 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6606 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6608 * doc/extend.texi (Function Attributes) <Attribute const>: The
6609 attribute "pure" is below this text, not above.
6611 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6613 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6614 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6615 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6617 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6620 * langhooks.h (struct lang_hooks): Add to_target_charset.
6621 * langhooks.c (lhd_to_target_charset): New function.
6622 * langhooks-def.h: Declare lhd_to_target_charset.
6623 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6624 (LANG_HOOKS_INITIALIZER): Update.
6625 * c-common.c (c_common_to_target_charset): New function.
6626 * c-common.h: Declare it.
6627 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6628 c_common_to_target_charset.
6630 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6631 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6633 * system.h: Poison them.
6634 * doc/tm.texi: Don't discuss them.
6635 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6636 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6637 (pp_c_char): Do not attempt to generate letter escapes for
6639 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6640 * config/mips/mips.c (mips_output_ascii): Likewise.
6642 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6644 PR tree-optimization/19951
6645 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6648 2005-02-19 Steven Bosscher <stevenb@suse.de>
6651 * function.h (struct function): New field `max_loop_depth'.
6652 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6653 (flow_loops_find): Reset the max loop depth count before finding loops.
6654 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6655 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6656 (calculate_global_regs_live): Make sure the loop will terminate
6657 when the initial sets are not empty.
6659 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6661 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6663 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6665 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6668 * doc/invoke.texi: Remove documentation of %M spec.
6670 (init_spec): Remove %M suffix from -lgcc_s.
6671 (do_spec_1): Remove 'M' case.
6672 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6673 to put shared libraries in the multilib directory. Remove the
6674 shlib_so_soname substitution variable. Don't add a multilib encoding
6675 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6676 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6677 SHLIB_INSTALL as well as SHLIB_LINK.
6678 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6679 (SHLIB_NAME): Delete.
6680 (SHLIB_DIR): New macro.
6681 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6682 (SHLIB_INSTALL): Adjust accordingly.
6683 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6684 * config/t-slibgcc-sld: Likewise.
6685 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6686 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6687 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6689 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6690 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6691 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6692 Use @shlib_base_name@ instead of @shlib_so_name@.
6693 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6694 and @shlib_base_name@.so in @multilib_dir@.
6695 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6696 to the install path.
6697 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6698 (SHLIB_LINK): Remove previous workaround.
6699 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6700 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6701 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6703 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6704 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6705 (SHLIB_INSTALL): Adjust accordingly.
6706 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6707 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6708 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6709 config/t-slibgcc-elf-ver.
6711 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6712 Jakub Jelinek <jakub@redhat.com>
6714 PR tree-optimization/19828
6715 * tree-ssa-loop-im.c: Add a TODO comment.
6716 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6717 without side-effects.
6719 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6721 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6724 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6726 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6727 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6728 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6730 (ia64_reorg): Delete fixup_errata call.
6731 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6732 (TARGET_SWITCHES): Delete -mb-step entry.
6734 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6737 * c-typeck.c (composite_type): Handle quals in transparent unions.
6738 (type_lists_compatible_p): Likewise.
6740 2005-02-18 Stan Shebs <shebs@apple.com>
6742 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6743 expressions in the .literal8 section.
6745 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6747 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6749 2005-02-18 Roger Sayle <roger@eyesopen.com>
6751 * fold-const.c (constant_boolean_node): Always create values of the
6752 specified type, don't bother calling truthvalue_conversion.
6754 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6756 * except.c (output_function_exception_table): Call
6757 assemble_external_libcall (eh_personality_libfunc).
6759 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6762 * config/ia64/ia64.h (struct machine_function): Add state_num.
6763 * config/ia64/ia64.c (process_epilogue,
6764 process_for_unwind_directive): Use new unwind state numbers each
6765 time rather than state 1.
6767 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6770 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6771 before the "*llgt_didi" pattern.
6773 2005-02-18 Jason Merrill <jason@redhat.com>
6775 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6777 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6779 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6780 (div0): Use it in place of ARM_FUNC_ALIAS.
6781 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6783 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6786 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6787 access, the lower bound of the array type if it exists.
6789 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6792 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6793 cases that are out-of-range for the index type.
6795 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6797 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6798 (estimate_case_costs): Don't call convert.
6799 * expmed.c (expand_shift): Likewise.
6800 (make_tree): Call fold_convert instead of convert.
6802 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6805 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6806 that ref to be marked MEM_READONLY_P doesn't have base that needs
6809 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6811 * genautomata.c (output_get_cpu_unit_code_func,
6812 output_cpu_unit_reservation_p): Don't generate old-style function
6815 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6818 PR tree-optimization/20009
6819 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6821 PR tree-optimization/18947
6822 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6823 inline, remove all nodes that are inlined into the extern inline
6826 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6828 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6829 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6830 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6831 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6834 2005-02-17 Roger Sayle <roger@eyesopen.com>
6836 PR tree-optimization/19917
6837 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6838 to be potentially trapping.
6840 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6842 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6844 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6846 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6847 tem becomes a local variable which is set to the value of the
6848 back end defined INITIAL_FRAME_ADDRESS macro.
6849 (expand_builtin_frame_address): Omit the base parameter to
6850 expand_builtin_return_addr.
6851 (expand_builtin_profile_func): Likewise.
6852 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6853 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6854 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6856 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6858 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6859 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6860 * config/frv/frv.c (frv_function_epilogue): Likewise.
6862 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6864 * lambda-code (perfect_nestify): Remove mark/unmark
6866 * tree-loop-linear.c (linear_transform_loops): Add
6867 rewrite_into_ssa call so that ssa is correct for
6868 rewriting into loop closed.
6870 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6872 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6873 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6875 * bt-load.c (btr_def_live_range, combine_btr_defs,
6876 migrate_btr_def, migrate_btr_defs): Likewise.
6877 * cfgcleanup.c (thread_jump): Likewise.
6878 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6879 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6880 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6881 df_rd_local_compute, df_reg_info_compute): Likewise.
6882 * dominance.c (init_dom_info, free_dom_info): Likewise.
6883 * flow.c (init_propagate_block_info,
6884 free_propagate_block_info): Likewise.
6885 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6886 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6887 modify_reg_pav): Likewise.
6888 * loop-invariant.c (find_defs, find_invariant_insn,
6889 find_invariants, free_inv_motion_data): Likewise.
6890 * predict.c (tree_predict_by_opcode,
6891 estimate_bb_frequencies): Likewise.
6892 * stmt.c (expand_case): Likewise.
6893 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6894 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6895 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6896 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6897 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6898 rewrite_ssa_into_ssa): Likewise.
6899 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6900 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6901 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6902 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6903 * tree-sra.c (tree_sra): Likewise.
6904 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6905 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6906 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6907 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6908 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6909 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6911 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6912 calculate_live_on_entry, calculate_live_on_exit,
6913 build_tree_conflict_graph): Likewise.
6914 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6915 record_important_candidates, set_use_iv_cost, find_depends,
6916 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6917 tree_ssa_iv_optimize_finalize): Likewise.
6918 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6919 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6920 tree_duplicate_loop_to_header_edge): Likewise.
6921 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6922 * tree-ssa.c (verify_flow_insensitive_alias_info,
6923 verify_name_tags, verify_ssa, init_tree_ssa,
6924 delete_tree_ssa): Likewise.
6925 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6926 fini_ssanames): Likewise.
6927 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6929 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6931 * config/rs6000/t-rtems: Completely reworked.
6933 2005-02-17 Ira Rosen <irar@il.ibm.com>
6935 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6937 2005-02-17 Ira Rosen <irar@il.ibm.com>
6939 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6940 POINTER_TYPE_P when checking that type is a pointer.
6941 (vect_get_memtag): Remove.
6942 (vect_address_analysis): Use POINTER_TYPE_P. Call
6943 vect_object_analysis with dummy parameter for memtag.
6944 (vect_object_analysis): Extract memtag (functionality that
6945 used to be in vect_get_memtag and moved here). Fix printings.
6946 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6947 with correct parameters. Remove call to vect_get_memtag.
6949 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6951 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6952 (tree-vectorizer.o): Added missing dependencies.
6954 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6956 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6957 declaration in tree-vectorizer.c, now has an extern declaration in
6959 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6960 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6961 get_vectype_for_scalar_type, vect_is_simple_use,
6962 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6963 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6964 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6965 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6966 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6967 find_loop_location): Likewise.
6969 * tree-vectorizer.c (langhooks.h): #include removed.
6970 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6971 moved to tree-vectorized.h.
6972 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6973 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6974 get_vectype_for_scalar_type, vect_is_simple_use,
6975 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6976 vect_supportable_dr_alignment, new_loop_vec_info,
6977 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6978 vect_set_verbosity_level, find_loop_location): Likewise.
6980 (vect_analyze_loop): Function externalized. Declaration moved to
6981 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6982 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6983 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6984 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6985 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6986 vect_enhance_data_refs_alignment, vect_analyze_operations,
6987 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6988 vect_stmt_relevant_p, vect_get_loop_niters,
6989 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6990 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6991 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6992 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6993 vect_get_memtag): Likewise.
6995 (vectorizable_load): Function externalized. Declaration moved to
6996 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6997 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6998 vect_transform_loop): Likewise.
6999 (vect_transform_stmt): Moved to tree-vect-transform.c.
7000 (vect_align_data_ref, vect_create_destination_var,
7001 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7002 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7003 vect_get_vec_def_for_operand, vect_init_vector,
7004 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7005 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7006 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7007 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7008 vect_do_peeling_for_loop_bound): Likewise.
7010 * tree-vect-analyze.c: New file.
7011 * tree-vect-transform.c: New file.
7013 2005-02-17 Jason Merrill <jason@redhat.com>
7015 PR mudflap/19319, c++/19317
7016 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7019 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7021 * doc/install.texi (Specific): Update link for Darwin-specific
7024 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7026 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7027 constant_boolean_node.
7029 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7032 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7033 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7035 2005-02-16 Richard Henderson <rth@redhat.com>
7038 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7040 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7041 replace uses with Wtype_MAXp1_F.
7042 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7043 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7044 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7045 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7046 and HAVE_TFMODE as appropriate.
7047 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7048 (__floatdisf): Likewise.
7049 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7050 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7051 (Wtype_MAXp1_F): New.
7052 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7053 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7055 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7058 * arm.c (arm_apply_result_size): New function.
7059 * arm.h (APPLY_RESULT_SIZE): Define.
7060 * arm-protos.h (arm_apply_result_size): Add prototype.
7061 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7062 (movxf): New expand.
7063 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7064 (call_value_symbol): Remove predicate for operand 0.
7065 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7066 (untyped_call): Rework to correclty return values for any type.
7067 (untyped_return): New expand.
7068 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7070 2005-02-16 Stan Shebs <shebs@apple.com>
7072 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7073 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7075 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7077 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7078 configure settings on Solaris 7 and later.
7080 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7082 PR tree-optimization/19865
7083 * tree-optimize.c (init_tree_optimization_passes): Run
7084 pass_may_alias after pass_sra.
7086 2005-02-16 Richard Henderson <rth@redhat.com>
7087 Stuart Hastings <stuart@apple.com>
7090 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7091 Do nothing if debug info suppressed for this function.
7092 (dbxout_begin_function): Early exit if debug info suppressed for
7095 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7098 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7100 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7102 PR tree-optimization/19967
7103 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7104 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7105 argument TYPE. Adjust calls to fold_builtin_XXX.
7106 (expand_builtin, fold_builtin_1): Adjust calls to
7108 (fold_builtin_strchr, fold_builtin_strpbrk,
7109 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7110 result to a requested type TYPE.
7112 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7115 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7116 (T)x & (T)cst if (T)cst overflows.
7117 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7118 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7120 2005-02-15 Jeff Law <law@redhat.com>
7122 * gcse.c (blocks_with_calls): New bitmap.
7123 (alloc_gcse_mem): Allocate it.
7124 (free_gcse_mem): Free it.
7125 (clear_modifY_mem_tables): Clear it.
7126 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7127 when we encounter CALL_INSNs.
7128 (compute_transp, case MEM): Handle blocks with calls separate
7129 from blocks without calls. Use bitmap iterators rather than
7132 2005-02-15 Peter O'Gorman <peter@pogma.com>
7135 * mklibgcc.in (vis_hide): Use a temporary object file, not
7138 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7141 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7142 access optimization.
7144 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7145 Alan Modra <amodra@bigpond.net.au>
7148 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7149 (_xlqsub): Rename to __gcc_qsub.
7150 (_xlqmul): Rename to __gcc_qmul.
7151 (_xlqdiv): Rename to __gcc_qdiv.
7152 Provide versioned symbol aliases with old names.
7153 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7154 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7155 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7156 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7157 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7159 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7161 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7162 Fold ~(A - 1) and ~(A + -1) to -A.
7164 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7168 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7169 config/pa/pa-host.c:pa_gt_pch_use_address.
7171 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7173 * tree-vn.c (get_value_handle): Make sure that given an
7174 is_gimple_min_invariant expression, we always return it.
7176 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7178 * passes.c (rest_of_handle_gcse): Fix a comment.
7180 2005-02-15 Jeff Law <law@redhat.com>
7182 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7184 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7185 (canon_list_insert, record_last_mem_set_info): Similarly.
7186 (clear_modify_mem_tables): Similarly.
7188 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7190 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7191 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7192 config/mips/mips.md, config/rs6000/aix.h,
7193 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7195 2005-02-15 Richard Henderson <rth@redhat.com>
7197 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7198 call to be best_edge.
7200 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7202 * basic-block.h: Adjust the prototype for find_basic_blocks.
7203 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7204 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7207 * flow.c (recompute_reg_usage): Remove all arguments.
7208 * passes.c (rest_of_compilation): Adjust the call to
7209 recompute_reg_usage.
7210 * rtl.h: Adjust the prototype for recompute_reg_usage.
7212 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7214 * tree-dump.c (dump_files): Update to reflect new member
7216 (dump_register): Add new argument.
7218 (dump_switch_p_1): Check against glob name if doglob was passed.
7219 (dump_switch_p): Check against regular first, then glob if
7220 we didn't have any hits on the dump name.
7221 * tree-optimize.c (register_one_dump_file):
7222 Pass in glob name as well.
7223 * tree-pass.h (struct dump_file_info): Add glob
7226 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7228 PR preprocessor/16323
7229 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7231 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7234 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7235 (trunctfdf2_internal1): New.
7236 (trunctfdf2_internal2): Renamed from trunctfdf2.
7238 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7240 PR tree-optimization/19853
7241 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7243 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7245 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7246 delete_dead_jumptables and cleanup_cfg.
7248 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7250 * reload.c (find_reloads): Swap address_reloaded flags when
7251 swapping commutative operands.
7253 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7255 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7256 Use standard_iv_increment_position for computing the bsi position
7258 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7261 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7264 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7265 life range of hard registers.
7266 * value-prof.c (insn_prefetch_values_to_profile): Only
7269 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7270 profile in libcalls.
7272 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7274 * bitmap.h (bitmap_and_compl_into): Return bool.
7275 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7277 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7279 PR tree-optimization/19944
7280 * fold-const.c (fold): Re-add ABS_EXPR folding.
7282 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7285 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7286 {TARGET,MASK}_XL_COMPAT.
7287 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7289 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7290 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7292 (rs6000_arg_partial_bytes): Same.
7293 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7294 and XL compatibility enabled.
7295 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7296 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7297 test to final condition.
7298 (cmptf_internal2): New.
7299 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7300 xl-compat. Add TFmode information to description.
7302 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7304 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7306 2005-02-13 Jason Merrill <jason@redhat.com>
7309 * fold-const.c (fold_indirect_ref_1): Split out from...
7310 (build_fold_indirect_ref): Here.
7311 (fold_indirect_ref): New fn.
7312 * tree.h: Declare it.
7313 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7314 (gimplify_modify_expr_rhs): Likewise.
7315 (gimplify_expr): Likewise.
7317 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7319 PR tree-optimization/14303
7320 PR tree-optimization/15784
7321 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7322 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7323 ABS_EXPR<x> != 0 to x != 0.
7325 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7327 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7328 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7329 spelling conventions.
7331 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7332 delete_trivially_dead_insns too many times.
7334 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7337 2005-02-12 Ira Rosen <irar@il.ibm.com>
7339 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7340 (vect_is_simple_iv_evolution): Remove redundant parameter
7342 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7343 without last parameter.
7344 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7345 Return pointer step. Call vect_is_simple_iv_evolution without
7346 last parameter. Check only that the step is multiple of size
7347 type. Remove stmt_vinfo updates.
7348 (vect_get_memtag_and_dr): Remove.
7349 (vect_get_memtag): New function.
7350 (vect_address_analysis): New function.
7351 (vect_object_analysis): New function.
7352 (vect_analyze_data_refs): Call vect_object_analysis and
7353 vect_get_memtag. Update stmt_vinfo fields.
7355 2005-02-12 Ira Rosen <irar@il.ibm.com>
7357 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7358 exist and are objects. Remove checks for pointer.
7359 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7360 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7361 (vect_create_data_ref_ptr): Likewise.
7362 (vect_base_addr_differ_p): New function.
7363 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7364 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7365 Don't set the DR_BASE_NAME field of data-ref.
7366 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7368 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7370 * optabs.h (enum optab_index): Add new OTI_ldexp.
7371 (ldexp_optab): Define corresponding macro.
7372 * optabs.c (init_optabs): Initialize ldexp_optab.
7373 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7375 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7377 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7378 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7380 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7381 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7384 2005-02-12 Ira Rosen <irar@il.ibm.com>
7386 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7388 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7390 (vect_get_base_and_offset): Always return an address.
7391 (vect_create_addr_base_for_vector_ref): Remove treatment for
7392 different data reference types.
7393 (vect_compute_data_ref_alignment): Rename base to base_address in
7394 stmt_vec_info. Get the object in order to force its alignment.
7395 (vect_get_memtag_and_dr): Rename base to base_address in
7396 stmt_vec_info. Extract the object for memtag analysis.
7398 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7400 PR regression/19898.
7401 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7402 changes cc_status, use apply modified_in_p to part of cc_status
7403 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7406 2005-02-11 Richard Henderson <rth@redhat.com>
7408 * tree-complex.c (expand_complex_libcall): New.
7409 (expand_complex_multiplication): Use it for c99 compliance.
7410 (expand_complex_division): Likewise.
7411 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7413 * builtins.c (built_in_names): Remove const.
7414 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7416 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7417 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7418 (built_in_names): Remove const.
7419 * c-common.c (c_common_type_for_mode): Handle complex modes.
7420 * flags.h, toplev.c (flag_complex_method): Rename from
7421 flag_complex_divide_method.
7422 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7423 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7424 * libgcc2.h: Declare them.
7425 * libgcc-std.ver: Export them.
7426 * mklibgcc.in (lib2funcs): Build them.
7428 2005-02-11 Steven Bosscher <stevenb@suse.de>
7430 PR tree-optimization/19876
7431 Partially revert my change from 2005-01-14
7432 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7433 (compute_antic): ...and remove the loop here.
7435 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7438 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7439 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7441 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7442 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7444 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7446 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7447 offsets for the big-endian 32-bit case.
7449 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7451 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7453 2005-02-11 Dale Johannesen <dalej@apple.com>
7455 * cselib.c (cselib_process_insn): Clear out regs where
7456 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7457 * reload.c (find_equiv_reg): Ditto.
7459 2005-02-11 Ian Lance Taylor <ian@airs.com>
7461 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7464 * tree.c (build_function_type_list): Work correctly if there are
7467 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7469 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7470 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7471 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7472 TARGET_ZARCH instead of TARGET_64BIT.
7474 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7476 * config/rs6000/t-rtems:
7477 (MULTILIB_OPTIONS): Remove mcpu=602.
7478 (MUTLILIB_DIRNAMES): Remove m602.
7479 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7480 Let mcpu=602 match mcpu=603.
7481 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7483 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7485 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7488 2005-02-10 David Daney <ddaney@avtrex.com>
7490 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7491 * config/i386/linux-unwind.h: Likewise.
7492 * config/ia64/linux-unwind.h: Likewise.
7493 * config/mips/linux-unwind.h: Likewise.
7494 * config/pa/linux-unwind.h: Likewise.
7495 * config/rs6000/linux-unwind.h: Likewise.
7496 * config/s390/linux-unwind.h: Likewise.
7497 * config/sh/linux-unwind.h: Likewise.
7498 * config/sparc/linux-unwind.h: Likewise.
7500 2005-02-10 Steven Bosscher <stevenb@suse.de>
7502 PR tree-optimization/17549
7503 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7504 TER to replace a DEF with its expression if the DEF and the
7505 rhs of the expression we replace into have the same root
7508 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7510 * config/mips/mips.md: Fix the placement of the match_scratch in the
7513 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7515 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7518 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7520 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7521 (strip_offset): Handle addresses.
7522 (add_address_candidates): Use strip_offset.
7523 (difference_cost): Reflect strip_offset change.
7524 (force_var_cost, difference_cost): Strip nops.
7526 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7528 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7530 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7531 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7532 config/cris/cris-protos.h, config/cris/cris.c: Update
7535 2005-02-10 Jeff Law <law@redhat.com>
7537 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7538 (lookup_avail_expr): Similarly.
7540 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7542 * builtins.c (fold_builtin_powi): New function.
7543 (fold_builtin_1): Call it.
7545 2005-02-10 Steven Bosscher <stevenb@suse.de>
7547 PR documentation/19309
7548 * doc/cpp.texi: The __GNUC__ and related predefined macros
7549 are also defined for the "standalone" cpp.
7550 Some non-GCC compilers may also define __GNUC__.
7552 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7555 * c-typeck.c (common_type): New routine. Old common_type renamed
7557 (c_common_type): ...this.
7558 (build_conditional_expr, build_binary_op): Use c_common_type instead
7561 2005-02-10 Steven Bosscher <stevenb@suse.de>
7563 * doc/md.texi: Replace @samp{length} with @code{length}.
7565 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7567 PR tree-optimization/18687
7568 * tree-flow.h (find_loop_niter): Declare.
7569 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7570 Try using scev even for loops with more than one exit.
7571 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7572 (struct ivopts_data): Added niters field.
7573 (struct nfe_cache_elt): New.
7574 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7576 (tree_ssa_iv_optimize_init): Initialize niters cache.
7577 (determine_number_of_iterations): Removed.
7578 (find_induction_variables): Do not call determine_number_of_iterations.
7579 Access niters for single exit through niter_for_single_dom_exit.
7580 (add_iv_outer_candidates): Access niters for single exit through
7581 niter_for_single_dom_exit.
7582 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7583 number_of_iterations_cond.
7584 (iv_period): New function.
7585 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7586 (may_replace_final_value): Take data argument. Use
7587 niter_for_single_dom_exit.
7588 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7589 (rewrite_use_compare): Pass data to may_eliminate_iv.
7590 (rewrite_use_outer): Pass data to may_replace_final_value.
7591 (free_loop_data): Clean up the niters cache.
7592 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7593 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7594 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7595 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7596 (num_ending_zeros): Moved to tree.c.
7597 * tree.h (num_ending_zeros): Declare.
7598 * tree.c (num_ending_zeros): Moved from tree.c.
7600 2005-02-09 Richard Henderson <rth@redhat.com>
7602 * builtins.c (DEF_BUILTIN): Add COND argument.
7603 * tree.h (DEF_BUILTIN): Likewise.
7604 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7605 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7607 (DEF_BUILTIN_STUB): New.
7608 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7609 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7610 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7611 * c-common.c (DEF_BUILTIN): Add COND argument.
7612 * tree.c (local_define_builtin): New.
7613 (build_common_builtin_nodes): New.
7615 2005-02-09 Roger Sayle <roger@eyesopen.com>
7617 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7618 floating point expression ignoring the sign of the result.
7619 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7620 (fold) <MULT_EXPR>: Use it to simplify x*x.
7621 * tree.h (fold_strip_sign_ops): Prototype here.
7622 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7623 argument. Use fold_strip_sign_ops to simplify the first argument.
7624 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7625 first argument when the second argument is an even integer
7626 constant, but only with -funsafe_math_optimizations.
7627 (fold_builtin_1): Update call to fold_builtin_copysign.
7629 2005-02-09 Ian Lance Taylor <ian@airs.com>
7632 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7633 just check whether EH_FILTER_FAILURE falls through.
7635 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7637 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7638 insns return to ready list in the next turn.
7640 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7643 * builtins.def: New __builtin_powi[lf].
7644 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7645 (expand_builtin_powi): New function.
7646 (expand_builtin): Dispatch to expand_builtin_powi.
7647 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7648 * libgcc2.c: Add __builtin_powi[lf] implementation.
7649 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7650 * optabs.h: Add powi_optab.
7651 * optabs.c (init_optabs): Initialize powi_optab.
7652 * doc/extend.texi: Document __builtin_powi[lf].
7654 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7656 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7659 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7662 * fold-const.c (try_move_mult_to_index): Remove redundant
7663 type argument. Create ADDR_EXPR with correct type.
7664 (fold): Update callers of try_move_mult_to_index. Convert
7665 result to the appropriate type.
7667 2005-02-09 Roger Sayle <roger@eyesopen.com>
7670 * config/avr/avr.c (default_rtx_costs): Delete.
7671 (avr_operand_rtx_cost): New function.
7672 (avr_rtx_costs): Completely rewrite.
7674 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7677 * config/cris/cris.c (in_code): New variable.
7678 (cris_output_addr_const): Now a static function, a wrapper for
7680 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7681 case from old cris_output_addr_const.
7682 (cris_asm_output_label_ref): Similar for LABEL_REF.
7683 (cris_output_addr_const_extra): Similar for UNSPEC.
7684 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7685 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7686 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7688 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7689 (cris_asm_output_label_ref): Declare.
7691 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7693 PR preprocessor/19801
7694 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7695 filenames that changed when libcpp was moved to the toplevel.
7697 2005-02-07 Roger Sayle <roger@eyesopen.com>
7699 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7700 zero extensions of BImode operands. Call lowpart_subreg instead
7701 of gen_lowpart_common and gen_lowpart_SUBREG.
7703 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7706 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7707 * configure.ac: Set cc_for_cross_gnattools.
7708 * configure: Regenerate.
7710 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7713 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7715 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7718 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7719 of nested functions.
7721 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7723 * doc/extend.texi: Document deprecated extensions allowing
7724 static floating-point members to have initializers and allowing
7725 floating-point literals in integral constant expressions.
7727 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7729 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7730 config/darwin7.h, config/mips/mips.c,
7731 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7734 * cse.c: Update comments.
7736 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7739 * builtins.c (fold_builtin_sqrt): Transform
7740 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7743 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7744 Dorit Naishlos <dorit@il.ibm.com>
7746 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7747 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7748 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7750 * tree.h (vect_set_verbosity_level): New extern function declaration
7752 * tree-vectorizer.h (verbosity_levels): New enum type.
7753 * tree-vectorizer.c (vect_debug_stats): Function removed.
7754 (vect_debug_details): Likewise.
7755 (vect_verbosity_level): Global variable was defined and initialized.
7756 (vect_dump): Global variable definition.
7757 (vect_print_dump_info): New function.
7758 (vect_set_dump_settings): New function.
7759 (vect_set_verbosity_level): New function.
7760 (vectorize_loops): Add call to vect_set_dump_settings.
7762 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7763 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7764 (slpeel_tree_peel_loop_to_edge): Likewise.
7766 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7767 appropriate verbosity level instead of call to vect_debug_details
7768 or vect_debug_stats.
7769 (vect_get_base_and_offset):
7770 (vect_create_addr_base_for_vector_ref):
7771 (get_vectype_for_scalar_type):
7772 (vect_create_data_ref_ptr):
7774 (vect_get_vec_def_for_operand):
7775 (vect_finish_stmt_generation):
7776 (vectorizable_assignment):
7777 (vectorizable_operation):
7778 (vectorizable_store):
7779 (vectorizable_load):
7780 (vect_transform_stmt):
7781 (vect_update_ivs_after_vectorizer):
7782 (vect_do_peeling_for_loop_bound):
7783 (vect_update_inits_of_drs):
7784 (vect_do_peeling_for_alignment):
7785 (vect_transform_loop):
7786 (vect_is_simple_use):
7787 (vect_analyze_operations):
7788 (vect_is_simple_iv_evolution):
7789 (vect_analyze_scalar_cycles):
7790 (vect_analyze_data_ref_dependence):
7791 (vect_analyze_data_ref_dependences):
7792 (vect_compute_data_ref_alignment):
7793 (vect_enhance_data_refs_alignment):
7794 (vect_analyze_data_refs_alignment):
7795 (vect_analyze_data_ref_access):
7796 (vect_analyze_data_ref_accesses):
7797 (vect_analyze_pointer_ref_access):
7798 (vect_get_memtag_and_dr):
7799 (vect_analyze_data_refs):
7800 (vect_mark_relevant):
7801 (vect_stmt_relevant_p):
7802 (vect_mark_stmts_to_be_vectorized):
7803 (vect_can_advance_ivs_p):
7804 (vect_get_loop_niters):
7805 (vect_analyze_loop_form):
7806 (vect_analyze_loop):
7807 (vectorize_loops): Likewise.
7809 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7810 (vect_update_inits_of_drs):
7811 (vect_do_peeling_for_alignment):
7812 (vect_transform_loop):
7813 (vect_analyze_operations):
7814 (vect_analyze_scalar_cycles):
7815 (vect_analyze_data_ref_dependences):
7816 (vect_analyze_data_refs_alignment):
7817 (vect_analyze_data_ref_accesses):
7818 (vect_analyze_data_refs):
7819 (vect_mark_stmts_to_be_vectorized):
7820 (vect_get_loop_niters):
7821 (vect_analyze_loop_form):
7822 (vect_analyze_loop): Likewise.
7823 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7825 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7829 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7830 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7831 either -ffast-math or -funsafe-math-optimizations is in use.
7833 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7834 * config/mips/irix-csr.c: New file.
7835 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7836 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7837 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7840 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7842 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7843 redundant, incorrect definitions.
7845 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7847 ("*tls_indirect_call"): New, reference hard regs directly.
7848 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7850 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7852 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7853 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7855 2005-02-06 Roger Sayle <roger@eyesopen.com>
7857 PR rtl-optimization/19800
7858 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7859 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7862 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7864 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7866 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7869 * doc/invoke.texi: Correct documentation of -freorder-functions.
7871 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7874 * doc/invoke.texi: Don't mention gccbug.
7876 2005-02-06 Roger Sayle <roger@eyesopen.com>
7877 Andrew Pinski <pinskia@physics.uc.edu>
7878 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7880 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7881 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7882 into just (zero_extract:SI FOO (const_int 1) BAR).
7884 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7886 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7887 macro locally. Don't give last revision date. Use GCC version
7888 number from gcc-common.texi.
7889 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7890 revision date. Use GCC version number from gcc-common.texi.
7891 Describe being a library as current state rather than as 3.x
7893 * doc/gcc.texi: Remove last update date.
7894 * doc/gccint.texi: Likewise. Update copyright dates.
7895 * doc/install.texi: Update copyright dates.
7897 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7900 * doc/invoke.texi: Mention for each option included in -Wall that
7901 it is included in -Wall.
7902 * doc/gcc.texi: Update copyright and last modification date.
7904 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7906 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7907 unnecessary cast to original induction variable increments.
7909 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7911 PR tree-optimization/18219
7912 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7913 in distributed form.
7915 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7917 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7918 Set bitpos and offset later in the function. Do nothing if the
7919 target is a register and if the bitfield lies completely outside
7921 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7922 here. Return an uninitialised register if the source value is stored
7923 in a register and the bitfield lies completely outside that register.
7925 2005-02-06 Steven Bosscher <stevenb@suse.de>
7927 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7930 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7932 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7934 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7936 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7937 * config/darwin8.h: New.
7938 * config/darwin7.h: Update comment.
7940 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7941 Dorit Naishlos <dorit@il.ibm.com>
7943 * tree-vectorizer.h (LOC): New type.
7944 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7945 (loop_line_number): New field in struct _loop_vec_info.
7946 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7948 * tree-vectorizer.c (input.h): Included.
7949 (find_loop_location): New function.
7950 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7951 loop line number removed.
7952 (vect_debug_details): Likewise.
7953 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7955 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7956 call to vect_debug_details/stats changed from loop to loop_loc.
7957 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7958 (slpeel_tree_peel_loop_to_edge): Likewise.
7960 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7961 changed from NULL to UNKNOWN_LOC.
7962 (vect_get_base_and_offset):
7963 (vect_create_addr_base_for_vector_ref):
7964 (get_vectype_for_scalar_type):
7965 (vect_create_data_ref_ptr):
7967 (vect_get_vec_def_for_operand):
7968 (vect_finish_stmt_generation):
7969 (vectorizable_assignment):
7970 (vectorizable_operation):
7971 (vectorizable_store):
7972 (vectorizable_load):
7973 (vect_transform_stmt):
7974 (vect_update_ivs_after_vectorizer):
7975 (vect_do_peeling_for_loop_bound):
7976 (vect_do_peeling_for_alignment):
7977 (vect_transform_loop):
7978 (vect_is_simple_use):
7979 (vect_analyze_operations):
7980 (vect_is_simple_iv_evolution):
7981 (vect_analyze_scalar_cycles):
7982 (vect_analyze_data_ref_dependences):
7983 (vect_compute_data_ref_alignment):
7984 (vect_enhance_data_refs_alignment):
7985 (vect_analyze_data_ref_access):
7986 (vect_analyze_data_ref_accesses):
7987 (vect_analyze_pointer_ref_access):
7988 (vect_get_memtag_and_dr):
7989 (vect_analyze_data_refs):
7990 (vect_mark_relevant):
7991 (vect_stmt_relevant_p):
7992 (vect_mark_stmts_to_be_vectorized):
7993 (vect_can_advance_ivs_p):
7994 (vect_get_loop_niters):
7995 (vect_analyze_loop):
7996 (vectorize_loops): Likewise.
7998 (vectorizable_load): Argument in call to vect_debug_details/stats
7999 changed from loop to LOOP_LOC (loop_vinfo).
8000 (vect_transform_loop):
8001 (vect_analyze_operations):
8002 (vect_analyze_scalar_cycles):
8003 (vect_analyze_data_ref_dependence):
8004 (vect_enhance_data_refs_alignment):
8005 (vect_analyze_data_ref_accesses):
8006 (vect_analyze_pointer_ref_access):
8007 (vect_analyze_data_refs):
8008 (vect_analyze_loop): Likewise.
8010 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8011 changed from loop to loop_loc.
8013 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8015 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8016 Dorit Naishlos <dorit@il.ibm.com>
8018 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8020 (vect_analyze_data_ref_dependences): Likewise.
8022 (vect_is_simple_use): Argument changed from loop structure to
8023 loop_vect_info structure.
8024 (vect_can_advance_ivs_p): Likewise.
8025 (vect_create_index_for_vector_ref): Likewise.
8026 (vect_update_ivs_after_vectorizer): Likewise.
8027 (new_stmt_vec_info): Likewise.
8029 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8030 changed from loop to loop_vinfo.
8031 (vect_create_data_ref_ptr): First argument in call to
8032 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8033 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8034 was changed from loop to loop_vinfo.
8035 (vectorizable_operation): Likewise.
8036 (vectorizable_store): Likewise.
8037 (vect_mark_stmts_to_be_vectorized): Likewise.
8038 (vect_do_peeling_for_loop_bound): First argument in call to
8039 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8040 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8041 was changed from loop to loop_vinfo.
8042 (vect_analyze_data_ref_dependences): Third argument in call to
8043 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8045 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8046 (vect_create_data_ref_ptr): Likewise.
8047 (vect_init_vector): Likewise.
8048 (vect_get_vec_def_for_operand): Likewise.
8049 (vectorizable_assignment): Likewise.
8050 (vectorizable_operation): Likewise.
8051 (vectorizable_store): Likewise.
8052 (vectorizable_load): Likewise.
8053 (vect_update_ivs_after_vectorizer): Likewise.
8054 (vect_is_simple_use): Likewise.
8055 (vect_analyze_data_ref_dependence): Likewise.
8056 (vect_analyze_pointer_ref_access): Likewise.
8057 (vect_can_advance_ivs_p): Likewise.
8059 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8060 before _stmt_vec_info.
8061 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8062 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8063 (new_stmt_vec_info): Argument changed from loop structure to
8064 loop_vect_info structure
8066 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8067 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8068 (vect_create_addr_base_for_vector_ref): Likewise.
8069 (vect_analyze_pointer_ref_access): Likewise.
8071 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8074 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8075 phi flag if the phi is abnormal.
8077 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8080 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8081 information for the new statement.
8083 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8086 * gcc.c (main): Include the target in -v output.
8088 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8090 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8091 Do not drop the extend if we'd have to add a paradoxical subreg
8092 later. Include optabs.h and insn-codes.h.
8093 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8095 2005-02-02 Roger Sayle <roger@eyesopen.com>
8098 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8099 * fold-const.c (const_binop): Avoid constant folding floating
8100 point operations in modes that use composite representations.
8101 * simplify-rtx.c (simplify_binary_operation): Likewise.
8103 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8105 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8107 (altivec_dstt): Likewise.
8108 (altivec_dstst): Likewise.
8109 (altivec_dststt): Likewise.
8110 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8113 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8115 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8116 EXPR_LOCUS from orig_cond to the new cond_stmt.
8117 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8120 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8122 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8123 standard_iv_increment_position. Remove call to bsi_next
8124 (no need to bump the iterator anymore).
8125 (vect_create_index_for_vector_ref): Call
8126 standard_iv_increment_position. Remove second function argument.
8127 (vect_finish_stmt_generation): Remove call to bsi_next
8128 (no need to bump the iterator anymore).
8129 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8130 to vect_create_index_for_vector_ref.
8132 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8134 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8135 phis are used out of the loop.
8137 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8140 * c-decl.c (undef_nested_function): New variable.
8141 (pop_scope): Diagnose undefined nested functions.
8142 (finish_function): Don't attempt cgraph processing or genericizing
8143 if current top-level function contained an undefined nested
8144 function. Reset undef_nested_function at the end of a top-level
8147 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8149 * tree.c (build_int_cst_type): Take sign of the value into account
8150 when deciding whether sign extend the value.
8152 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8155 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8156 (cpp_options, cc1_options): Change %{std*&ansi} to
8157 %{std*&ansi&trigraphs}.
8159 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8161 * cse.c: Update comments.
8163 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8165 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8166 arguments go on the stack. Do not put complex doubles in odd/even
8169 2005-02-02 Steven Bosscher <stevenb@suse.de>
8171 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8172 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8173 -ftree-pre, and -fthread-jumps.
8175 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8177 PR tree-optimization/19578
8178 * tree-flow.h (modified_noreturn_calls): Declare.
8179 (noreturn_call_p): Declare.
8180 * tree-flow-inline.h (noreturn_call_p): New function.
8181 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8182 * tree-cfg.c (modified_noreturn_calls): New variable.
8183 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8184 that contain a mid-block noreturn call.
8185 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8187 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8189 * df.c (df_def_record_1, df_uses_record): Don't use
8191 * df.h (DF_FOR_REGALLOC): Remove.
8193 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8196 * c-typeck.c (really_start_incremental_init): Reset
8197 constructor_max_index for arrays of incomplete type.
8199 2005-02-02 Jeff Law <law@redhat.com>
8201 * gcse.c (struct reg_set): Store the block index where the register
8202 was set rather than the setting insn.
8203 (record_one_set, compute_transp): Corresponding changes.
8204 (pre_insert_copy_insn): Do not call replace_one_set.
8205 (replace_one_set): Remove.
8207 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8210 * doc/gcov.texi: Fix typo.
8212 2005-02-01 Richard Henderson <rth@redhat.com
8215 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8216 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8218 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8219 * config/i386/i386-protos.h: Update.
8221 2005-02-01 Steven Bosscher <stevenb@suse.de>
8223 PR tree-optimization/19217
8224 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8225 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8226 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8227 that it is walking a PHI node.
8229 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8231 * doc/extend.texi (Nested Functions): Update.
8233 2005-02-01 Richard Henderson <rth@redhat.com>
8236 * optabs.c (expand_copysign_absneg): Export.
8237 * optabs.h (expand_copysign_absneg): Declare.
8238 * config/rs6000/rs6000.md (copysigntf3): New.
8240 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8242 PR tree-optimization/19633
8243 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8244 * tree-ssa-alias.c (init_alias_info): Initialize.
8245 (merge_pointed_to_info): Set.
8246 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8247 (dump_points_to_info_for): Show value of pt_null.
8248 (struct count_ptr_d): Declare.
8249 (find_ptr_dereference): Remove.
8250 (ptr_is_dereferenced_by): Remove.
8251 (count_ptr_derefs): New local function.
8252 (count_uses_and_derefs): New local function.
8253 (compute_points_to_and_addr_escape): Call it. If the number
8254 of dereferences is greater than zero, mark the pointer as
8255 dereferenced. If there are fewer dereferences than uses of
8256 the pointer, the pointer's value escapes.
8258 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8260 PR tree-optimization/19670
8261 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8263 (verify_use): ... set it here, instead.
8265 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8267 * doc/sourcebuild.texi (Test directives): Fix formatting.
8269 * doc/sourcebuild.texi (Test directives): Describe selector
8272 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8274 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8275 specific 64-bit CPUs.
8277 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8280 * arm.c (arm_eliminable_register): New function.
8281 (adjacent_mem_locations): Don't allow eliminable registers. Use
8282 HOST_WIDE_INT for address offsets.
8283 * arm-protos.h (arm_eliminable_register): Add prototype.
8285 2005-02-01 Steven Bosscher <stevenb@suse.de>
8287 PR optimization/15242
8288 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8289 * basic-block.h (duplicate_computed_gotos): Add prototype.
8290 * bb-reorder.c (duplicate_computed_gotos): New function to
8291 duplicate sufficiently small blocks ending in a computed jump.
8292 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8293 if not optimizing for size.
8294 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8295 never do tail merging for blocks ending in a computed jump.
8296 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8298 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8300 Patch from Richard Sandiford <rsandifo@redhat.com>
8301 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8302 from inheriting a subreg equivalence with a non-spill register.
8304 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8306 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8308 * config/frv/frv.c (movcc_fp_destination_operand): New.
8309 (gpr_or_memory_operand): Fix typo in comment.
8310 (gpr_or_memory_operand_with_scratch): New.
8311 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8312 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8313 movcc_fp_destination_operand.
8314 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8315 Legitimize memory addresses using a scratch register.
8317 2005-01-31 Jeff Law <law@redhat.com>
8319 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8320 bitmap a sparse bitmap instead of a simple bitmap.
8321 (mark_def_sites_initialize_block): Corresponding changes.
8322 (ssa_mark_def_sites_initialize_block): Likewise.
8323 (ssa_mark_phi_uses): Likewise.
8324 (mark_def_site, ssa_mark_def_sites): Likewise.
8325 (mark_def_site_blocks): Likewise.
8326 (rewrite_ssa_into_ssa): Likewise.
8328 * tree-ssa-dom.c (record_cond): Pass correct variable type
8329 for last argument to htab_find_slot_with_hash.
8331 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8332 effects when optimizing 0 % X. Do not try to optimize X % 0.
8334 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8336 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8339 2005-02-01 Eric Christopher <echristo@redhat.com>
8341 * config/mips/mips.c (override_options): Warn if -mint64
8343 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8346 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8348 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8350 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8351 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8352 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8353 (cached_regno): Initialize to INVALID_REGNUM.
8354 (cse_reg_info_table_size,
8355 cse_reg_info_table_first_uninitialized,
8356 cse_reg_info_timestamp): New.
8357 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8359 (init_cse_reg_info, get_cse_reg_info_1): New.
8360 (get_cse_reg_info): Cache the last look-up.
8361 (new_basic_block): Update the code to clear mappings from
8362 registers to cse_reg_info entries.
8363 (cse_main): Call init_cse_reg_info.
8365 * cse.c (get_cse_reg_info): Update a comment.
8367 2005-01-31 Steven Bosscher <stevenb@suse.de>
8370 * c-decl.c (start_decl): Do not warn about arrays of elements with
8371 an incomplete type here.
8372 (grokdeclarator): Do it here by making a pedwarn an error.
8373 * c-typeck.c (push_init_level): If there were previous errors with
8374 the constructor type, do not warn about braces for initializers.
8375 (process_init_element): Likewise for excess initializer elements.
8377 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8379 * cse.c (delete_trivially_dead_insn): Don't iterate.
8381 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8383 * config/rs6000/rs6000.md (copysignsf3): New expand.
8384 (copysigndf3): Likewise.
8386 2005-01-31 Steven Bosscher <stevenb@suse.de>
8388 * recog.c (constrain_operands): Only look for earlyclobber operand
8389 conflicts if an '&' constraint was seen.
8391 2005-01-31 Marc Espie <espie@openbsd.org>
8393 * config.gcc: Don't include embedded systems fragment, switches default
8394 debugging format to ELF.
8395 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8396 longer pick it up there.
8398 2005-01-31 Dale Johannesen <dalej@apple.com>
8400 * doc/extend.texi (nested functions): Fix linkage description.
8401 Clarify that static is not allowed.
8403 2005-01-31 Dale Johannesen <dalej@apple.com>
8405 * config/rs6000/darwin.md (movsf_low_di): Make work.
8406 (movdf_low_di): Make work.
8408 2005-01-31 Dale Johannesen <dalej@apple.com>
8410 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8411 Make work for 64 bit.
8413 2005-01-31 Roger Sayle <roger@eyesopen.com>
8414 Dale Johannesen <dalej@apple.com>
8417 * fold-const.c (fold_binary_op_with_conditional_arg):
8418 Make types match original operands, before STRIP_NOPS.
8420 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8422 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8423 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8424 (struct gcc_sigcontext): Delete. Merge contents to..
8425 (struct gcc_ucontext): ..here.
8426 (get_sigcontext): Delete.
8427 (get_regs): New function, like get_sigcontext but return regs ptr.
8428 64-bit version finds regs from r1 to support vdso.
8429 (ppc_linux_aux_vector): New function.
8430 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8433 2005-01-31 Ira Rosen <irar@il.ibm.com>
8435 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8437 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8438 redundant fold. Fix misalignment for MINUS_EXPR.
8439 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8440 (vect_analyze_pointer_ref_access): Likewise.
8441 (vect_get_memtag_and_dr): Likewise.
8443 2005-01-31 Richard Henderson <rth@redhat.com>
8445 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8446 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8447 absnegdf2_i387, absnegxf2_i387): Likewise.
8449 2005-01-31 Richard Henderson <rth@redhat.com>
8452 * optabs.c (expand_copysign_absneg): New.
8453 (expand_copysign_bit): Split out from ...
8454 (expand_copysign): ... here. Use expand_copysign_absneg.
8456 2005-01-30 Roger Sayle <roger@eyesopen.com>
8459 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8460 constant as the second operand and a register as the third.
8462 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8465 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8466 that dllimport'd functions do not use all call-clobbered registers
8469 2005-01-30 Richard Henderson <rth@redhat.com>
8472 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8473 expand_abs_nojump and generalize. Use operand_subword and
8474 emit_no_conflict_block. Support large modes.
8475 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8477 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8478 negation to subtraction.
8479 (expand_copysign): Check that the format has signed zeros.
8480 Use operand_subword and emit_no_conflict_block. Support large modes.
8482 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8484 Fix PR tree-optimization/19624
8486 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8487 * tree-ssa-pre.c: Add cfgloop.h.
8489 (pre_stats): New member, constified.
8490 (inserted_exprs): New static variable.
8491 (NECESSARY): New macro.
8492 (create_expression_by_pieces): Fold the expression, and
8493 mark it as defaulting to not necessary. Also put in
8495 (fully_constant_expression): New function.
8496 (insert_into_preds_of_block): Modify to not insert phis when we
8497 are playing with induction variables.
8498 Push phis onto the inserted_exprs vector, and mark them as not
8499 necessary by default.
8500 (insert_aux): Call fully_constant_expression on eprime.
8501 If all edges produce the same value, mark it constant.
8502 (mark_operand_necessary): New function.
8503 (remove_dead_inserted_code): New function.
8504 (init_pre): Init loop optimizer to get loop info.
8505 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8506 (execute_pre): Commit edge inserts, then remove dead code.
8508 2005-01-30 Richard Henderson <rth@redhat.com>
8510 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8511 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8513 2005-01-30 Richard Henderson <rth@redhat.com>
8516 * config/i386/i386.c (ix86_expand_copysign): New.
8517 (ix86_split_copysign_const): New.
8518 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8519 rearrange op1/nmask operands.
8520 * config/i386/i386-protos.h: Update.
8521 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8522 (copysigndf3): Likewise.
8523 (copysignsf3_const, copysigndf3_const): New.
8524 (copysignsf3_var): Rename from copysignsf3, split out splitter
8525 and fix split predicate for X constraint.
8526 (copysigndf3_var): Similarly.
8528 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8530 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8531 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8532 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8534 2005-01-29 Richard Henderson <rth@redhat.com>
8537 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8538 of # and * in constraints.
8540 2005-01-29 Richard Henderson <rth@redhat.com>
8543 * expr.c (store_field): Don't strip sub-mode cast when the input
8544 data is even smaller.
8546 2005-01-29 Richard Henderson <rth@redhat.com>
8549 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8552 2005-01-29 Richard Henderson <rth@redhat.com>
8554 * combine.c (make_field_assignment): Fix argument order
8557 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8559 PR tree-optimization/15791
8560 * fold-const.c (extract_array_ref): New function.
8561 (fold): Fold comparisons between &a[i] and &a[j] or
8562 semantically equivalent trees.
8564 2005-01-29 Jeff Law <law@redhat.com>
8566 * gcse.c (insert_expr_in_table): Revamp handling of available
8567 and anticipatable occurrence lists to avoid unnecessary list
8569 (insert_set_in_table): Similarly.
8571 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8573 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8575 (c_build_qualified_type): Build qualified array types with
8576 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8577 * c-decl.c (c_make_fname_decl): Build unqualified array type
8578 before qualified type.
8579 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8580 type is qualified, not just if type itself is. Don't apply
8581 qualifiers to array type when declarator is processed. Apply
8582 qualifiers to field type whether or not it is an array type.
8583 Don't handle array types specially for applying qualifiers to
8585 * c-typeck.c (composite_type): Build unqualified element type and
8586 array type when forming composite of array types.
8587 (common_pointer_type, comptypes, comp_target_types,
8588 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8589 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8591 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8592 (args2) in variables a1 and a2.
8594 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8596 * cse.c (n_elements_made, max_elements_made): Remove.
8597 (insert): Don't touch n_elements_made.
8598 (cse_main): Don't touch n_elements_made or max_elements_made.
8600 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8603 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8604 configuration part of dp-bit.c to be lost.
8606 2005-01-28 Roger Sayle <roger@eyesopen.com>
8608 * expmed.c (expand_mult_highpart_optab): When attempting to use
8609 a non-widening multiplication in a wider mode, the operands need
8610 to be converted (zero or sign extended) to that mode.
8612 2005-01-28 Ian Lance Taylor <ian@airs.com>
8616 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8617 through if both operands fall through.
8619 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8621 * cse.c (fold_rtx) <PC>: Don't optimize.
8623 2005-01-28 Jeff Law <law@redhat.com>
8625 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8626 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8628 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8630 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8631 cse_reg_info_used_list_end): Remove.
8632 (cse_reg_info_list, cse_reg_info_list_free): New.
8633 (get_cse_reg_info): When allocating an instance of
8634 cse_reg_info, add it to the beginning of the cse_reg_info_list
8635 list. Remove code to maintain cse_reg_info_used_list.
8636 (new_basic_block): Reset the free list to the beginning of
8639 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8641 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8642 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8643 (frv_expand_mdpackh_builtin): New function.
8644 (frv_expand_builtin): Use it to expand __MDPACKH.
8645 * doc/extend.texi (__MDPACKH): Update documentation.
8647 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8649 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8650 SSE_FLOAT_MODE_P for use_sse computation.
8652 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8655 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8657 2005-01-27 Richard Henderson <rth@redhat.com>
8659 * builtins.c (expand_builtin_copysign): New.
8660 (expand_builtin): Call it.
8661 * genopinit.c (optabs): Add copysign_optab.
8662 * optabs.c (init_optabs): Initialize it.
8663 (expand_copysign): New.
8664 * optabs.h (OTI_copysign, copysign_optab): New.
8665 (expand_copysign): Declare.
8667 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8668 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8670 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8671 (ix86_expand_fp_absneg_operator): ... here.
8672 (ix86_split_copysign): New.
8673 * config/i386/i386-protos.h: Update.
8674 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8675 (copysignsf3, copysigndf3): New.
8677 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8678 (copysignsf3, ncopysignsf3): New.
8679 (copysigndf3, ncopysigndf3): New.
8680 (copysignxf3, ncopysignxf3): New.
8681 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8683 2005-01-27 Arend Bayer <arend.bayer@web.de>
8684 Kazu Hirata <kazu@cs.umass.edu>
8686 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8687 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8688 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8691 2005-01-27 Jeff Law <law@redhat.com>
8693 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8694 definitions of SSA_NAMEs which are not being rewritten.
8695 (rewrite_ssa_into_ssa): Only initialize the current definition
8696 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8697 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8698 SSA_NAMEs before returning.
8700 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8702 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8703 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8704 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8705 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8706 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8708 2005-01-27 Steven Bosscher <stevenb@suse.de>
8711 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8712 higher to -O2 and higher. Likewise for tree PRE.
8713 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8716 2005-01-27 Ian Lance Taylor <ian@airs.com>
8719 * gimple-low.c (try_catch_may_fallthru): New static function.
8720 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8721 * tree-inline.c (expand_call_inline): Don't warn about reaching
8722 the end of a non-void function being inlined if the function uses
8725 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8727 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8730 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8731 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8732 (implicitly_declare): Handle error_mark_node.
8734 2005-01-27 Richard Henderson <rth@redhat.com>
8737 * tree.h (struct tree_decl): Add debug_expr_is_from.
8738 (DECL_DEBUG_EXPR_IS_FROM): New.
8739 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8740 * dwarf2out.c (dwarf2out_var_location): Update to match.
8741 * tree-outof-ssa.c (create_temp): Likewise.
8742 * var-tracking.c (track_expr_p): Likewise.
8743 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8744 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8745 * toplev.c (default_tree_printer): Likewise.
8747 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8749 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8750 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8752 2005-01-27 Steven Bosscher <stevenb@suse.de>
8754 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8755 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8756 ASM_CLOBBERS): Add tree checks.
8758 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8759 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8760 * c-common.def (SWITCH_STMT): Update to match.
8761 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8762 macros instead of SWITCH_EXPR ones.
8763 * c-dump.c (c_dump_tree): Likewise.
8764 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8765 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8767 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8769 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8771 * unwind-dw2.c (execute_stack_op): Add missing cases for
8772 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8774 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8776 * config.gcc (Obsolete configurations): Remove 'dummy', add
8777 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8780 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8782 PR tree-optimization/19633
8783 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8785 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8786 are no call-clobbered variables.
8787 * tree-outof-ssa.c (check_replaceable): Return false for calls
8790 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8792 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8793 even for variables with NULL DECL_INITIAL.
8795 2005-01-26 Stuart Hastings <stuart@apple.com>
8797 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8799 2005-01-26 Richard Henderson <rth@redhat.com>
8802 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8804 * expr.c (store_field): Strip conversions to odd-bit-sized types
8805 if the destination field width matches.
8807 2005-01-26 Richard Henderson <rth@redhat.com>
8809 * c-decl.c, expmed.c, expr.c: Revert last change.
8811 2005-01-26 Richard Henderson <rth@redhat.com>
8814 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8816 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8817 if we don't need the bits above those present in the current mode.
8818 * expr.c (store_field): Strip conversions to odd-bit-sized types
8819 if the destination field width matches.
8821 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8823 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8824 either -ffast-math or -funsafe-math-optimizations is in use.
8826 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8830 * config/avr/avr.c (notice_update_cc): Only set condition code for
8831 ashrqi3 if shift count > 0.
8832 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8833 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8834 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8835 count <= 0 as a no-op, and shift count >= width by copying zero
8836 or sign bit to all bits of the result.
8837 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8838 count, with attribute "length" set to 0 and "cc" set to "none".
8840 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8842 * doc/invoke.texi: Document -mTLS.
8844 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8845 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8846 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8847 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8848 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8849 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8850 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8851 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8853 * configure.ac: Check for a TLS capable gas.
8855 * configure: Regenerate.
8857 2005-01-26 Richard Henderson <rth@redhat.com>
8860 * combine.c (make_field_assignment): Simplify store to zero_extract
8861 from a source with an overlapping mask.
8863 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8865 2004-11-11 Eric Christopher <echristo@redhat.com>
8867 * config/frv/frv.md: Add fr400_integer automaton. Don't
8868 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8871 2005-01-26 Steven Bosscher <stevenb@suse.de>
8874 * cfgbuild.c (make_edges): Do not clear or set
8875 current_function_has_computed_jump.
8876 * function.h (struct function): Remove the has_computed_jump field.
8877 (current_function_has_computed_jump): Do not define.
8878 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8879 in a computed jump. Ignore current_function_has_computed_jump.
8881 2005-01-26 Richard Henderson <rth@redhat.com>
8884 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8885 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8887 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8888 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8889 objects into static storage if they have more than one non-zero value.
8890 * tree.h (categorize_ctor_elements): Update decl.
8892 2005-01-26 Steven Bosscher <stevenb@suse.de>
8895 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8896 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8897 to this function from 2004-07-10.
8898 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8899 the current function for tail call optimizations if the address
8900 of one of it its arguments is taken.
8902 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8904 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8906 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8908 * function.c (expand_function_end): If current_function_calls_alloca,
8909 emit stack restore in a place that is reached when the function falls
8912 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8914 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8915 rule to avoid matching inappropriate suffix rule.
8917 2005-01-26 Jan Hubicka <jh@suse.cz>
8919 PR tree-optimization/19241
8920 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8922 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8924 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8925 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8927 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8928 <sim*>: Always use crt1.o, regardless of N in simN.
8929 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8930 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8931 (CRT_CALL_STATIC_FUNCTION): Remove.
8932 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8933 use crt1.o, regardless of N in simN.
8934 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8935 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8936 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8937 case isystem setting.
8938 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8940 2005-01-25 Ian Lance Taylor <ian@airs.com>
8942 * gimple-low.c (block_may_fallthru): Correct handling of
8943 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8945 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8947 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8948 handlers to match indentation; nested under the mtune=* handler.
8949 Similar for mcpu= and march=.
8951 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8953 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8954 * config/mips/linux64.h (LIB_SPEC): Likewise.
8955 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8956 * config/sh/linux.h (LIB_SPEC): Likewise.
8958 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8960 * config/frv/frv.c (frv_legitimize_tls_address): New.
8961 (TARGET_HAVE_TLS): Define.
8962 (FRV_SYMBOL_REF_TLS_P): Define.
8963 (frv_override_options): Handle new register classes.
8964 (frv_legitimate_address_p): Reject tls addresses.
8965 (frv_legitimize_address): Handle TLS addresses.
8966 (gen_inlined_tls_plt): New.
8968 (frv_legitimize_tls_address): New.
8969 (unspec_got_name): Add TLS entries.
8970 (got12_operand): Add R_FRV_TLSMOFF12 case.
8971 (frv_emit_move): Fixup TLS addresses.
8972 (frv_emit_movsi): Legitimize TLS addresses.
8974 * config/frv/frv.h (MASK_BIG_TLS): New.
8975 (TARGET_BIG_TLS): New.
8976 (HAVE_AS_TLS): Define.
8977 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8978 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8979 (REG_CLASS_NAMES): Same.
8980 (REG_CLASS_CONTENTS): Same.
8981 (CONSTRAINT_LEN): New.
8982 (REG_CLASS_FROM_CONSTRAINT): New.
8983 (PREDICATE_CODES): Add symbolic_operand.
8985 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8986 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8987 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8988 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8989 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8990 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8991 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8992 GR9_REG, GR14_REG, LRREG.
8993 (type): Add load_or_call attribute.
8994 ("load_or_call"): New reservation.
8995 ("call_gettlsoff"): New.
8996 ("tls_indirect_call"): New.
8997 ("tls_load_gottlsoff12"): New.
8998 ("tlsoff_hilo"): New.
8999 ("tls_tlsdesc_ldd"): New.
9000 ("tls_tlsoff_ld"): New.
9003 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9005 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9007 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9008 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9009 * config/frv/frv.c (TLS_BIAS): Define.
9010 (frv_output_dwarf_dtprel): New.
9012 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9014 PR rtl-optimization/19579
9015 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9016 both A and B, see if they don't clobber registers the other expr uses.
9018 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9020 * real.c (do_add): Initialize signalling and canonical members.
9022 * real.c (real_from_integer): Zero out destination.
9024 2005-01-18 Jan Hubicka <jh@suse.cz>
9026 PR tree-optimize/19337
9027 * tree-inline.c (initialize_inlined_parameters): Copy
9028 saved_static_chain_decl only.
9030 2005-01-25 Richard Henderson <rth@redhat.com>
9034 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9035 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9036 80387 enabled, to return a proper subclass. Return the subset that
9037 overlaps with GENERAL_REGS for PLUS.
9038 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9040 2005-01-25 Richard Henderson <rth@redhat.com>
9043 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9045 2005-01-25 Roger Sayle <roger@eyesopen.com>
9047 * expmed.c (choose_multiplier): Change interface to return the
9048 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9049 (expand_divmod): Update calls to choose_multiplier.
9051 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9054 * expmed.c (extract_bit_field): Use adjust_address instead of
9055 gen_lowpart when op0 is a MEM.
9057 2005-01-24 Steven Bosscher <stevenb@suse.de>
9059 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9061 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9063 * config/mips/irix-csr.c: New file.
9064 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9065 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9066 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9069 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9072 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9073 sparc/elf.h, add sparc/sp-elf.h.
9074 (sparc-*-rtems*): Likewise.
9075 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9076 tm-dwarf2.h, add sparc/sp-elf.h.
9077 (sparc86x-*-elf): Likewise.
9078 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9079 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9080 TARGET_OS_CPP_BUILTINS.
9081 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9082 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9084 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9085 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9086 (SWITCH_TAKES_ARG): Likewise.
9087 (LOCAL_LABEL_PREFIX): Likewise.
9088 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9089 (TARGET_N_FORMAT_TYPES): Delete.
9090 (TARGET_FORMAT_TYPES): Likewise.
9091 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9092 * config/sparc/elf.h: Delete.
9093 * config/sparc/sp-elf.h: New file.
9095 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9097 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9098 * tree-flow.h: Remove the corresponding prototype.
9099 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9100 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9102 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9105 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9106 for AIX ABI or ELF -fPIC.
9107 (rs6000_emit_load_toc_table): Don't create toc_section here.
9108 (rs6000_xcoff_file_start): Nor here.
9110 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9112 * sh.c (ra.h): Don't #include.
9113 (hard_regs_intersect_p): New function, resurrected from ra.c.
9115 * sh.c: Fix 1996 Copyright.
9117 2005-01-24 Richard Henderson <rth@redhat.com>
9118 Aldy Hernandez <aldyh@redhat.com>
9120 * regrename.c (note_sets): Handle subregs.
9122 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9125 * genconditions.c (write_header, write_conditions): Elide file if
9128 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9130 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9131 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9134 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9136 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9137 expand_builtin_printf, expand_builtin_fprintf,
9138 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9139 checking against POINTER_TYPE.
9140 (validate_arglist): Handle POINTER_TYPE code by checking
9143 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9145 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9147 (for_each_rtx): Call for_each_rtx_1.
9148 * rtl.h (init_rtlanal): Declare.
9149 * toplev.c (backend_init): Call init_rtlanal.
9151 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9153 * flow.c (propagate_one_insn): Formatting.
9156 * flow.c (libcall_dead_p): Be more conservative if unsure.
9157 If there are any instructions between insn and call, see if they are
9158 all dead before saying the libcall is dead.
9160 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9162 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9163 operand constraint for operand 0.
9165 2005-01-23 Richard Henderson <rth@redhat.com>
9168 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9169 edges leading to join block.
9171 2005-01-23 Roger Sayle <roger@eyesopen.com>
9173 * expmed.c (expand_mult_highpart): Make static. Change type of
9174 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9175 (expand_divmod): Updates calls to expand_mult_highpart by using
9176 gen_int_mode to pass a CONST_INT rtx.
9177 * rtl.h (expand_mult_highpart): Remove prototype.
9179 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9181 * flow.c (regset_bytes, regset_size): Remove.
9183 * cfganal.c: Fix a reference to Harvey's paper.
9185 2005-01-23 Steven Bosscher <stevenb@suse.de>
9187 PR rtl-optimization/19464
9188 * tree-optimize.c (init_tree_optimization_passes): Add one more
9189 copyrename pass just before out-of-ssa.
9191 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9194 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9195 * ggc-none.c (ggc_free): Define.
9197 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9199 * cse.c (max_reg, max_insn_uid): Remove.
9200 (cse_main): Don't access max_reg or max_insn_uid.
9202 * c-common.c (explicit_flag_signed_bitfields,
9203 lang_statement_code_p, lang_expand_function_end): Remove.
9204 * c-common.h: Remove the corresponding declarations.
9205 * c-opts.c (c_common_handle_option): Remove all write access
9206 to explicit_flag_signed_bitfields.
9208 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9209 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9210 * cgraph.h: Remove the corresponding declaration.
9212 * gcse.c (null_pointer_info): Remove.
9214 2005-01-23 Roger Sayle <roger@eyesopen.com>
9215 Eric Botcazou <ebotcazou@libertysurf.fr>
9217 * combine.c (simplify_logical): Only simplify logical expressions
9218 of the form ior(and(x,y),z) by the inverse distributive law if the
9219 result is cheaper than the original.
9221 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9223 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9224 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9225 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9226 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9227 config/freebsd-spec.h, config/arm/arm.h,
9228 config/h8300/h8300.md, config/i386/i386.md,
9229 config/i386/predicates.md, config/i386/sse.md,
9230 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9231 config/vax/vax.md: Fix comment typos. Follow spelling
9234 2005-01-23 Steven Bosscher <stevenb@suse.de>
9236 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9237 tests, instead of `less than'.
9239 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9241 * function.c (assign_parm_setup_block): When creating a new stack slot
9242 for a parameter, get its alignment from the parameter's DECL_ALIGN
9243 rather than the type's TYPE_ALIGN. Make sure that the parameter
9244 is at least word aligned.
9246 2005-01-22 Roger Sayle <roger@eyesopen.com>
9249 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9251 2005-01-22 Richard Henderson <rth@redhat.com>
9254 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9255 in both compare operands.
9256 (movdfcc_1_sse_max): Likewise.
9257 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9258 (movdfcc_1_sse): Likewise.
9259 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9260 scratch register as needed.
9262 2005-01-22 Richard Henderson <rth@redhat.com>
9264 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9266 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9268 2005-01-22 Richard Henderson <rth@redhat.com>
9270 * genopinit.c (optabs): Use smin/smax for floating point too.
9271 * doc/md.texi: Update to match. Clarify that floating point
9272 results are undefined for +0/-0 and NaN.
9273 * doc/rtl.texi: Likewise.
9274 * rtl.def (SMIN, SMAX): Likewise
9275 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9277 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9278 leading 's' to the name.
9279 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9280 smaxxf3, sminxf3): Likewise.
9281 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9284 2005-01-22 Paul Brook <paul@codesourcery.com>
9286 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9288 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9290 * config/s390/s390.c (struct processor_costs): New fields
9291 dlgr, dlr, dr, dsgfr, dsgr.
9292 (z900_cost, z990_cost): Values for new fields.
9293 (s390_rtx_costs): New cases MEM und COMPARE in switch
9294 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9295 DIV, MOD, UDIV, UMOD.
9297 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9299 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9300 into the register being decremented.
9301 ("doloop_si31", "doloop_di"): Likewise.
9302 ("*doloop_si_long"): Adapt pattern.
9304 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9306 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9308 (CLASS_MAX_NREGS): Likewise.
9310 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9312 * doc/tree-ssa.texi (Statement Operands): Add example for new
9313 must-def macro. Note deprecation of old operands interface.
9315 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9317 PR tree-optimization/19484
9318 * tree-cfg.c (remove_fallthru_edge): New function.
9319 (cleanup_control_flow): Remove fallthru edges from calls that are
9320 now known not to return.
9322 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9324 Fix PR tree-optimization/19038
9325 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9326 copies with loop variant ones.
9328 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9330 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9331 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9332 config/alpha/alpha.md, config/alpha/predicates.md,
9333 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9334 config/sparc/sol2.h: Update copyright.
9336 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9337 first label to see if it is a nonlocal label.
9339 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9340 Andrew Pinski <pinskia@physics.uc.edu>
9343 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9344 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9346 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9348 * config/rs6000/rtems.h: Update copyright.
9350 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9353 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9354 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9355 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9357 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9360 * c-typeck.c (convert_arguments): Check for error_mark_node.
9362 2005-01-21 Ian Lance Taylor <ian@airs.com>
9364 PR tree-optimization/13000
9365 * tree-inline.c: Include "tree-flow.h".
9366 (expand_call_inline): If warn_return_type, warn if non-void inline
9367 function falls through.
9368 * tree-cfg.c (execute_warn_function_return): Don't warn about
9369 control reaching end if TREE_NO_WARNING is set. Set
9371 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9373 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9374 branch if we don't need one.
9375 * c-typeck.c: Include "tree-flow.h"
9376 (c_finish_bc_stmt): Don't add a goto if the current statement
9377 list doesn't fall through to the current point.
9379 2005-01-21 Roger Sayle <roger@eyesopen.com>
9381 PR rtl-optimization/576
9382 * real.c (real_arithmetic): Change return type from void to bool
9383 to return an indication that the result may be inexact.
9384 * real.h (real_arithmeric): Update prototype.
9385 * fold-const.c (const_binop): Don't constant fold floating
9386 point expressions when the user specifies -frounding-math and
9387 the result may depend upon the run-time rounding mode.
9388 (fold_convert_const_real_from_real): Clean-up.
9389 (fold_initializer): Ignore flag_rounding_math for initializers.
9390 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9391 constant fold FP operations with flag_rounding_math if the
9392 result may depend upon the run-time rounding mode.
9394 2005-01-21 Tom Tromey <tromey@redhat.com>
9396 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9398 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9400 * tree-cfg.c: Fix comment typos.
9402 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9404 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9405 around the call to rest_of_handle_branch_target_load_optimize.
9407 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9409 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9410 (sparc64-*-openbsd*): Likewise.
9411 (sparclite-*-elf*): Include tm-dwarf2.h.
9412 (sparc86x-*-elf*): Likewise.
9413 (sparc64-*-elf*): Likewise.
9414 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9415 (DBX_DEBUGGING_INFO): Likewise.
9416 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9417 (PREFERRED_DEBUGGING_TYPE): Likewise.
9418 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9419 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9420 (PREFERRED_DEBUGGING_TYPE): Likewise.
9421 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9422 (PREFERRED_DEBUGGING_TYPE): Likewise.
9423 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9425 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9428 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9430 2005-01-20 Paul Brook <paul@codesourcery.com>
9432 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9434 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9436 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9437 label is first in a sequence of labels.
9439 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9441 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9442 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9444 * doc/sourcebuild.texi (Test Directives): New.
9446 2005-01-20 Roger Sayle <roger@eyesopen.com>
9448 * real.c (real_floor): Don't leave the result uninitialized when
9449 mode is VOIDMode, but return the unrounded intermediate value.
9450 (real_ceil): Likewise.
9452 2005-01-20 Paul Brook <paul@codesourcery.com>
9454 * config/arm/arm.md (insv): Use gen_int_mode.
9456 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9458 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9459 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9460 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9461 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9462 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9464 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9467 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9468 fbreg, so we have to assume we can't.
9469 (loc_descriptor_from_tree_1): Ditto.
9470 (containing_function_has_frame_base): New function.
9471 (add_location_or_const_value_attribute): Use it.
9472 Also try to generate a frame_base from a single element location
9475 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9477 PR tree-optimization/15349
9478 * timevar.def (TV_TREE_MERGE_PHI): New.
9479 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9481 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9482 calls to tree_forwarder_block_p.
9483 (remove_forwarder_block_with_phi, merge_phi_nodes,
9484 gate_merge_phi, pass_merge_phi): New.
9485 * tree-optimize.c (init_tree_optimization_passes): Add
9487 * tree-pass.h: Add an extern for pass_merge_phi;
9489 2005-01-20 Richard Henderson <rth@redhat.com>
9492 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9493 (_mm_castps_pd, _mm_castps_si128): New.
9494 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9496 2005-01-20 Richard Henderson <rth@redhat.com>
9499 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9500 __builtin_ia32_vec_init_v2si.
9501 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9502 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9503 (ix86_init_mmx_sse_builtins): Create it.
9504 (ix86_expand_builtin): Expand it.
9505 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9506 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9507 (vec_extractv2si_0, vec_extractv2si_1): New.
9509 2005-01-20 Richard Henderson <rth@redhat.com>
9512 * config/i386/i386.c (ix86_expand_push): New.
9513 * config/i386/mmx.md (push<MMXMODE>1): New.
9514 * config/i386/sse.md (push<SSEMODE>1): New.
9515 * config/i386/i386-protos.h: Update.
9517 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9519 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9522 2005-01-20 Richard Henderson <rth@redhat.com>
9524 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9525 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9527 2005-01-19 Richard Henderson <rth@redhat.com>
9530 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9531 to V4SFmode in SSE1 fallback load path.
9533 2005-01-19 Richard Henderson <rth@redhat.com>
9535 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9536 in QImode expansion to ix86_expand_vector_set.
9537 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9539 2005-01-19 Richard Henderson <rth@redhat.com>
9542 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9543 subclass of the input class.
9544 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9545 Always true for cross-SSE1 classes. Rationalize conditionals.
9546 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9547 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9548 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9549 (movdi_2): Add MMX/SSE zeros.
9550 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9551 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9552 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9553 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9554 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9555 (zero_extendsidi2_rex64_1): Remove.
9556 (MOV0 peephole): Check GENERAL_REG_P.
9558 2005-01-19 Richard Henderson <rth@redhat.com>
9561 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9563 (ix86_expand_vector_extract): Likewise.
9565 2005-01-19 Richard Henderson <rth@redhat.com>
9568 * expr.c (emit_move_change_mode): New argument force; use
9569 simplify_gen_subreg if true.
9570 (emit_move_via_alt_mode): Merge into ...
9571 (emit_move_via_integer): ... here.
9572 (emit_move_ccmode): Use emit_move_change_mode directly.
9574 2005-01-19 Richard Henderson <rth@redhat.com>
9577 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9578 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9579 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9581 (alpha_emit_set_const): Likewise. Make static.
9582 (alpha_emit_set_long_const): Make static.
9583 (alpha_extract_integer): Split out from alpha_expand_mov.
9584 (alpha_split_const_mov): Likewise.
9585 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9586 (alpha_legitimate_constant_p): New.
9587 * config/alpha/alpha-protos.h: Update.
9588 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9589 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9590 * config/alpha/alpha.md (movsi): Add n alternative.
9591 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9592 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9593 (splitters for all of the above): Use alpha_split_const_mov.
9594 * config/alpha/predicates.md (non_add_const_operand): New.
9595 (non_zero_const_operand): New.
9596 (input_operand): Use alpha_legitimate_constant_p after reload.
9598 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9600 PR tree-optimization/19038
9601 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9602 (add_candidate): Add ivs with increment in latch only if
9603 allow_ip_end_pos_p is true.
9604 (determine_iv_cost): Use empty_block_p.
9606 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9608 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9609 (compute_dominance_frontiers): Ditto.
9611 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9614 * config/sh/t-rtems: New.
9615 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9617 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9619 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9620 the offset of the selected field.
9622 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9624 * tree-cfg.c (remove_forwarder_block): Fix the check to
9625 prevent a nonlocal label from appearing in the middle of a
9628 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9630 PR rtl-optimization/19462
9631 * reorg.c (find_end_label): Create return insn only if
9632 current_function_epilogue_delay_list is empty.
9634 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9636 * doc/passes.texi: Remove paragraph mentioning new-ra.
9638 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9640 PR rtl-optimization/15139
9641 * combine.c: Include params.h.
9642 (count_rtxs): New function.
9643 (record_value_for_reg): If replace_rtx would replace at least
9644 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9645 (clobber (const_int 0)) instead of TEM.
9646 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9647 * params.h (MAX_LAST_VALUE_RTL): New.
9648 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9649 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9652 * c-typeck.c (digest_init): Only call build_vector if all constructor
9653 elements are *_CST nodes.
9654 * gimplify.c (gimplify_init_constructor): Likewise.
9657 * c-typeck.c (digest_init): Only call build_vector if inside_init
9660 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9662 * toplev.c (init_asm_output): Remove dead #ifdef.
9664 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9666 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9668 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9670 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9671 accessing DECL_FUNCTION_CODE.
9672 * dojump.c (do_jump): Likewise.
9673 * gimplify.c (gimplify_call_expr): Likewise.
9674 * predict.c (expr_expected_value): Likewise.
9675 (strip_builtin_expect): Likewise.
9676 * tree-inline.c (estimate_num_insns_1): Likewise.
9677 * tree-ssa-loop-im.c (stmt_cost): Likewise
9678 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9679 (tree_expr_nonnegative_p): Likewise.
9681 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9683 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9684 variant of the load_pcrel_sym pattern.
9685 * config/sparc/sparc.md (P macro): Move to the top.
9686 (load_pcrel_sym): Macroize using P.
9687 (save_register_window): Likewise.
9689 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9691 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9694 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9697 * c-typeck.c (build_asm_expr): Strip nops off
9698 input memory operands.
9700 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9702 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9703 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9704 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9705 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9707 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9710 * config/i386/i386.c (override_options): If the 80387 is disabled,
9711 then do not return FP values using FP registers.
9713 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9715 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9716 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9717 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9718 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9719 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9720 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9721 output.h, postreload-gcse.c, postreload.c, recog.c,
9722 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9723 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9724 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9725 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9726 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9727 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9728 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9729 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9731 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9732 config/alpha/alpha.c, config/arm/vfp.md,
9733 config/i386/emmintrin.h, config/i386/i386-modes.def,
9734 config/i386/i386-protos.h, config/i386/i386.h,
9735 config/i386/pmmintrin.h, config/i386/ppro.md,
9736 config/i386/predicates.md, config/i386/xmmintrin.h,
9737 config/i860/i860.c, config/ia64/ia64-modes.def,
9738 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9739 config/ia64/ia64.md, config/ia64/itanium1.md,
9740 config/ia64/itanium2.md, config/ia64/predicates.md,
9741 config/iq2000/iq2000.h, config/mips/linux64.h,
9742 config/rs6000/aix41.h, config/rs6000/aix43.h,
9743 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9744 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9745 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9746 config/sparc/linux64.h, config/sparc/litecoff.h,
9747 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9748 config/sparc/sparc.h, config/sparc/sparc.md,
9749 config/sparc/sysv4-only.h: Update copyright.
9751 2005-01-18 Richard Henderson <rth@redhat.com>
9754 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9756 2005-01-18 Marc Espie <espie@openbsd.org>
9757 * config/i386/openbsdelf.h: Typo.
9759 2005-01-18 Richard Henderson <rth@redhat.com>
9761 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9762 special case for sse.
9763 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9765 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9767 * tree-inline.c (estimate_num_insns_1): Added cases for
9768 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9770 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9772 PR rtl-optimization/19296
9773 * combine.c (simplify_comparison): Rewrite the condition under
9774 which a non-paradoxical SUBREG of a PLUS can be lifted when
9775 compared against a constant.
9777 2005-01-18 Andi Kleen <ak@muc.de>
9779 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9780 * c.opt (-Wpointer-sign): Add.
9781 * doc/invoke.texi: (-Wpointer-sign): Add.
9783 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9785 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9786 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9787 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9788 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9789 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9790 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9791 for TARGET_MIX_SSE_I387.
9792 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9793 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9794 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9795 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9796 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9797 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9798 TARGET_MIX_SSE_I387.
9799 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9802 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9805 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9806 Add movaps alternative for xmm reg->reg move.
9808 2005-01-17 Jeff Law <law@redhat.com>
9810 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9811 at the end of the main DOM loop rather than just before DOM exits.
9813 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9815 PR tree-optimization/19121
9816 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9817 adding aliases to a name tag, also add them to the pointer's
9819 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9820 sensitive alias info at all. Only check that the two pointers
9821 have compatible pointed-to sets.
9822 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9823 a pointer's type tag is a superset of the alias set of the
9826 2005-01-17 James E Wilson <wilson@specifixinc.com>
9829 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9830 comment to document why.
9832 2005-01-17 Richard Henderson <rth@redhat.com>
9834 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9835 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9836 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9837 sse2_vmsminv2df3_finite): New.
9838 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9839 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9840 Force op1 into register.
9842 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9844 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9845 bubblestrap from always rebuilding build directory.
9847 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9849 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9850 ("*cmpmem_short"): Likewise.
9852 2005-01-17 Steven Bosscher <stevenb@suse.de>
9854 * basic-block.h: Document BB_* flags.
9855 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9856 use an sbitmap instead.
9857 * sched-rgn.c (compute_trg_info): Likewise.
9859 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9861 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9862 redundant target_cpu_default and extra_parts lines. Use the default
9864 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9865 (SUBTARGET_EXTRA_SPECS): Delete.
9866 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9867 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9868 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9869 and "n32" for -mabi=n32.
9871 2005-01-17 Ian Lance Taylor <ian@airs.com>
9874 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9875 fold constant variables into initial values.
9877 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9879 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9881 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9882 through the statements backward.
9884 2005-01-17 Ian Lance Taylor <ian@airs.com>
9886 PR middle-end/13127:
9887 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9888 a variable set to the return value of the inlined function.
9890 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9892 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9893 when modes are tieable.
9895 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9897 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9898 of pthread_create to find out if threads are enabled.
9899 * gthr-posix95.h (__gthread_active_p): Likewise.
9901 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9903 * common.opt (-fnew-ra): Remove.
9905 * toplev.h (flag_new_regalloc): Remove.
9906 * Makefile.in (ra*.*): Don't mention.
9907 * passes.c (rest_of_handle_new_regalloc): Remove.
9908 (rest_of_handle_combine, rest_of_compilation): Always consider
9909 flag_new_regalloc as false.
9910 * doc/invoke.texi: Don't document -fnew-ra.
9912 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9914 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9915 last parameter to reg_scan.
9916 * loop.c (loop_optimize): Likewise.
9917 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9918 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9919 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9920 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9921 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9922 * regclass.c (reg_scan): Likewise, for the declaration.
9923 * rtl.h (reg_scan): Likewise, for the prototype.
9925 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9927 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9928 mark_dfs_back_edges.
9930 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9932 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9933 (compute_avail): Uses don't go in tmp_gen.
9935 2005-01-16 Steven Bosscher <stevenb@suse.de>
9937 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9938 loop to look for a free slot in a page entry.
9940 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9943 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9944 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9945 just before targetm.asm_out.file_end.
9946 * tree.h (process_pending_assemble_output_defs): Declare.
9947 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9949 (assemble_alias): Defer generation of assembly code for defines when
9950 TARGET_DEFERRED_OUTPUT_DEFS is true.
9951 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9952 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9953 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9955 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9958 * pa.c (pa_scalar_mode_supported_p): New function.
9959 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9960 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9962 * pa-protos.h (prefetch_operand): Delete.
9963 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9964 * pa.c (prefetch_operand): Delete.
9965 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9966 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9967 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9968 and prefetch_nocc_operand.
9969 * pa.md (prefetch): Rework to avoid reload problems handling short
9970 displacements when a cache control completer needs to be provided.
9971 (prefetch_32, prefetch_64): Delete.
9972 (prefetch_cc, prefetch_nocc): New patterns.
9974 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9976 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9978 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9981 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9982 exceeds maximum alignment for global common data.
9983 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9984 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9986 2004-01-15 Roger Sayle <roger@eyesopen.com>
9988 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9990 2004-01-15 Roger Sayle <roger@eyesopen.com>
9992 * harg-reg-set.h (reg_class_names): Prototype global array.
9993 * regclass.c (reg_class_names): Declare here and initialize to
9995 (dump_regclass): Remove local declaration of reg_class_names.
9996 (regclass): Likewise.
9997 * cfg.c (dump_flow_info): Likewise.
9998 * ra-debug.c (reg_class_names): Likewise.
9999 * regrename.c (reg_class_names): Likewise.
10000 * reload.c (reg_class_names): Likewise.
10001 * reload1.c (spill_failure): Likewise.
10002 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10004 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10006 * config/s390/s390.md ("reload_outti"): Remove predicate for
10007 output operand. Abort if operand is not a MEM.
10008 ("reload_outdi", "reload_outdf"): Likewise.
10010 2005-01-15 Marc Espie <espie@openbsd.org>
10012 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10013 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10014 * config/openbsd.h: Fix C++ includes for native configurations.
10015 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10016 Add trampoline support.
10017 * config/i386/openbsdelf.h: New.
10019 2005-01-15 Marc Espie <espie@openbsd.org>
10021 * collect2.c (main): Explicitly parse -dynamic-linker option.
10023 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10025 PR tree-optimization/19060
10026 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10027 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10028 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10029 and handle extract_range_from_cond returning false.
10030 * fold-const.c (fold): Optimize comparisons with min/max even for
10031 width > HOST_BITS_PER_WIDE_INT.
10033 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10035 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10036 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10037 Remove little endian multilib variants.
10038 Add mips32 multilib variant.
10040 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10042 * explow.c (copy_all_reg, stabilize): Remove.
10043 * expr.h: Remove the corresponding prototypes.
10045 * rtlanal.c (regs_set_between_p): Remove.
10046 * rtl.h: Remove the corresponding prototype.
10048 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10050 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10051 to rs6000_nonimmediate_operand.
10052 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10053 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10054 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10055 rs6000_nonimmediate_operand.
10056 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10057 rs6000_nonimmediate_operand.
10059 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10061 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10063 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10065 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10067 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10068 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10070 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10071 (rs6k_nonimmediate_operand): New.
10072 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10074 (legitimate_lo_sum_address_p): Same.
10075 (rs6000_legitimize_address): Same.
10076 (rs6000_legitimize_reload_address): Same.
10077 (rs6000_legitimate_address): Same.
10078 (spe_build_register_parallel): Pass DF and DC modes in a DI
10081 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10082 to rs6k_nonimmediate_operand.
10084 * config/rs6000/spe.md ("*frob_df_di"): New.
10085 ("*frob_di_df"): New.
10086 ("*frob_di_df_2"): New.
10087 ("*mov_sidf_e500_subreg0"): New.
10088 ("*mov_sidf_e500_subreg4"): New.
10089 ("*movdf_e500_double"): Change predicate to
10090 rs6k_nonimmediate_operand.
10092 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10094 * postreload.c (move2add_note_store): Only call
10095 trunc_int_for_mode on scalar integers.
10097 2005-01-14 Steven Bosscher <stevenb@suse.de>
10099 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10100 replace BB_VISITED uses.
10101 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10102 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10103 (tree_dce_done): Free visited_control_parents.
10104 (perform_tree_ssa_dce): Allocate and clear it.
10105 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10106 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10107 instead of BB_VISITED.
10109 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10111 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10112 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10113 Remove unused prototypes.
10115 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10117 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10118 64-bit register usage.
10119 (spe_func_has_64bit_regs_p): Add FIXME note.
10121 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10123 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10124 flag_finite_math_only with flag_unsafe_math_optimizations.
10126 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10128 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10129 end-of-stack check.
10130 (__tpf_eh_return): Copy TPF private stack area from the module
10131 boundary stack frame. Add check for when module addresses are
10132 equal, but no stub address is found.
10134 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10137 * arm.h (struct machine_function): Add call_via field.
10138 (thumb_call_via_label): Declare.
10139 * arm.c (thumb_call_via_label): New variable.
10140 (thumb_call_reg_needed): New variable.
10141 (arm_output_function_epilogue): For Thumb code, output any per-function
10142 call-indirect trampolines.
10143 (thumb_call_via_reg): New function.
10144 (arm_file_end): New function.
10145 (TARGET_ASM_FILE_END): Call arm_file_end.
10146 (aof_file_end): Likewise.
10147 * arm-protos.h (thumb_call_via_reg): Declare.
10148 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10149 thumb_call_via_reg in normal case.
10151 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10153 PR middle-end/19084
10154 PR rtl-optimization/19348
10155 * recog.c (peephole2_optimize): Do global life update if some peephole
10156 decides it doesn't need at least one of its inputs and that change
10157 influences liveness at the start of the basic block.
10159 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10160 arguments instead of 1.
10162 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10164 PR middle-end/18820
10165 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10166 zero for nested functions needing a static chain or functions
10167 with a non-constant address.
10169 2005-01-13 Roger Sayle <roger@eyesopen.com>
10171 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10172 (and (sign_extend X) C) into (zero_extend (and X C)).
10174 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10176 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10178 2005-01-13 Richard Henderson <rth@redhat.com>
10183 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10184 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10185 not just TARGET_SSE.
10186 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10187 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10188 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10189 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10190 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10191 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10192 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10193 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10194 (movdicc_c_rex64): Rename with '*'.
10195 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10196 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10197 (movsfcc_1_387): Rename from movsfcc_1.
10198 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10199 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10200 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10201 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10202 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10203 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10204 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10205 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10206 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10207 sse_movdfcc_const0_4): Remove.
10208 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10209 recognize min/max early. Update for changed sse cmove patterns.
10210 (ix86_split_sse_movcc): New.
10211 * config/i386/i386-protos.h: Update.
10213 2005-01-13 Steven Bosscher <stevenb@suse.de>
10215 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10216 (fix_stmt_v_may_defs): Likewise.
10218 2005-01-13 Richard Henderson <rth@redhat.com>
10220 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10221 for converting the mask.
10223 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10225 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10228 2005-01-13 Richard Henderson <rth@redhat.com>
10230 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10231 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10232 IX86_BUILTIN_MOVDQ2Q): Remove.
10233 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10234 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10235 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10237 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10238 (sse2_pextrw): Fix immediate constraint.
10239 (sse2_loadq, sse2_loadq_rex64): Remove.
10240 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10241 Use __builtin_ia32_vec_ext_<size>.
10242 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10244 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10246 * function.c (assign_parm_setup_block): Look inside original
10247 entry_parm when inspecting PARALLEL.
10249 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10250 Joel Sherrill <joel@oarcorp.com>
10253 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10254 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10255 rtems_gxx_recursive_mutex_init.
10256 (__gthread_recursive_mutex_lock): New function.
10257 (__gthread_recursive_mutex_trylock): Likewise.
10258 (__gthread_recursive_mutex_unlock): Likewise.
10260 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10262 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10264 2005-01-13 Jan Beulich <jbeulich@novell.com>
10266 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10267 (ashrti3_internal): Indicate output is early clobber. Generate result
10268 into output rather than first input. Use move for low word of output
10269 if shift count is exactly 64.
10270 (lshrti3_internal): Likewise.
10272 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10276 * reload1.c (delete_output_reload): Don't delete an output reload
10277 if the pseudo lives longer than a single basic block. Adjust and
10278 improve wording of comment.
10280 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10283 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10284 of TYPE_SIZE where we mean the number of bytes.
10286 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10288 * function.c (assign_parm_setup_block): Relax condition on
10289 multi-register optimization.
10291 2005-01-12 Nick Clifton <nickc@redhat.com>
10293 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10294 an "in_delay_slot" attribute of "no" to prevent them being used in
10295 delay slots. This is forbidden because they might generate
10298 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10301 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10302 with r->Y and Y->r.
10304 2005-01-12 Nick Clifton <nickc@redhat.com>
10306 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10307 passed on to GAS) but do not define, as GAS no longer supports or
10308 needs the -m2000 option.
10310 2005-01-11 Roger Sayle <roger@eyesopen.com>
10312 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10313 type as args of unprototyped builtins aren't automatically promoted.
10314 (fold_builtin_abs): Likewise.
10316 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10318 * Makefile.in: Set a `build-warn' variable.
10320 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10322 PR tree-optimization/17949
10323 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10324 (find_interesting_uses_address): Use it.
10326 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10328 * regrename.c (kill_value): Handle subreg's that won't simplify.
10330 2005-01-11 Richard Henderson <rth@redhat.com>
10333 * config/i386/i386.h (enum ix86_builtins): Move ...
10334 * config/i386/i386.c: ... here.
10335 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10336 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10337 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10338 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10339 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10340 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10341 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10342 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10343 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10344 IX86_BUILTIN_LOADDDUP): Remove.
10345 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10346 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10347 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10348 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10349 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10350 (ix86_init_builtins): Make static.
10351 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10352 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10353 if all the modes match. Otherwise, fake it.
10354 (get_element_number, ix86_expand_vec_init_builtin,
10355 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10356 (ix86_expand_builtin): Make static. Update for changed builtins.
10357 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10358 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10359 (ix86_expand_vector_init_duplicate): New.
10360 (ix86_expand_vector_init_low_nonzero): New.
10361 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10362 Split out from ix86_expand_vector_init; handle integer modes.
10363 (ix86_expand_vector_init): Use them.
10364 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10365 * config/i386/i386-protos.h: Update.
10366 * config/i386/predicates.md (reg_or_0_operand): New.
10367 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10368 (movv2sf_internal): Likewise. And a splitter to match them all.
10369 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10370 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10371 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10372 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10373 (mmx_pinsrw): Fix operand ordering.
10374 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10375 rather than sse_loadss expander.
10376 (movv2df splitter): Similarly.
10377 (sse_loadss, sse_loadlss): Remove.
10378 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10379 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10380 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10381 (sse3_movddup): Rename with '*'.
10382 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10383 (sse2_loadsd): Remove.
10384 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10385 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10386 (sse2_pinsrw): Fix argument ordering.
10387 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10388 (sse2_stored): Remove 'r' destination.
10389 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10390 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10391 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10392 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10393 vec_extractv16qi, vec_initv16qi): New.
10395 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10396 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10397 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10399 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10400 (_mm_load_si128, _mm_store_si128): Likewise.
10401 (_mm_load1_pd): Use _mm_set1_pd.
10402 (_mm_load_sd): Use _mm_set_sd.
10403 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10404 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10405 (_mm_set_epi64): Use _mm_set_epi64x.
10406 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10407 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10408 _mm_setr_epi8): Use _mm_set_foo form.
10409 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10410 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10411 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10412 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10413 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10414 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10415 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10416 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10417 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10418 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10419 (_mm_movedup_pd): Use _mm_shuffle_pd.
10420 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10421 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10422 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10423 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10424 Use _mm_setzero_ps.
10425 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10426 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10427 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10428 (_mm_store_ps): Use raw dereference.
10429 (_mm_store1_ps): Use _mm_storeu_ps.
10430 (_mm_storer_ps): Use _mm_store_ps.
10431 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10432 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10434 2005-01-11 Stan Shebs <shebs@apple.com>
10436 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10437 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10439 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10442 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10443 Skip all DECLs except for FIELD_DECLs.
10445 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10447 * config/s390/s390.c (override_options): Return error if
10448 -mbackchain, -mpacked-stack and -mhard-float are used together.
10449 (s390_va_start): Remove the backchain && packed-stack special case.
10450 (s390_gimplify_va_arg): Likewise.
10451 * doc/invoke.texi: Remove the ABI incompatibility note.
10453 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10455 * config/s390/s390.c (struct s390_frame_layout): Remove
10457 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10458 save_backchain_p with TARGET_BACKCHAIN.
10460 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10463 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10464 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10465 * function.c (locate_and_pad_parm): Set new field.
10466 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10467 Tweak where_pad test to include "none". Always set mem align for
10469 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10470 not sufficient for type.
10471 (assign_parm_setup_block): If stack_parm is zero on entry, always
10472 make a new stack local. Block move old stack parm if necessary
10473 to new aligned stack local.
10474 (assign_parm_setup_stack): Use a block move to handle
10475 potentially misaligned entry_parm.
10476 (assign_parms_unsplit_complex): Specify required alignment when
10477 creating stack local.
10478 * calls.c (compute_argument_addresses): Override alignment of stack
10479 arg calculated from its type with the alignment given by
10480 FUNCTION_ARG_BOUNDARY.
10481 (store_one_arg): Likewise.
10483 2005-01-11 Jan Beulich <jbeulich@novell.com>
10485 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10486 Change respective itanium_class attribute to ialu.
10487 (shladdp4_internal): New.
10488 * config/ia64/predicates.md (shladd_log2_operand): New.
10490 2005-01-11 Richard Henderson <rth@redhat.com>
10492 * expr.c (store_constructor): Use rtvec_alloc instead of
10493 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10495 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10497 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10499 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10501 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10502 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10503 (TARGET_RWRELOC): Define.
10504 (ia64_rwreloc_section_type_flags): Delete.
10505 (ia64_section_type_flags): New function.
10506 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10507 (TARGET_RWRELOC): Define.
10509 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10512 * config/ia64/ia64.c (process_set): For alloc insn, only call
10513 process_epilogue is !frame_pointer_needed.
10515 2005-01-10 Roger Sayle <roger@eyesopen.com>
10518 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10519 unary operator and can't be treated as a binary/comparison operator.
10521 2005-01-10 Richard Henderson <rth@redhat.com>
10523 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10524 (ix86_return_in_memory): Likewise.
10525 (function_arg_advance): Likewise. Mirror structure in function_arg
10526 for choosing register to advance.
10528 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10530 * tree-vectorizer.c, tree.def: Fix comment typos.
10532 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10534 * config/s390/s390.c (struct processor_costs): 4 new fields:
10535 ddbr, ddr, debr, der.
10536 (s390_rtx_costs): More precise handling of divide instructions.
10538 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10540 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10542 2005-01-10 Jan Beulich <jbeulich@novell.com>
10544 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10545 names resulting from -ffunction-sections/-fdata-sections and linkonce
10547 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10548 based on the section name. Rearrange the section name comparison logic
10549 slightly so that each section name is compared against at most once.
10551 2005-01-10 Ben Elliston <bje@au.ibm.com>
10553 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10554 targets for which -fPIC reduces limitations on the GOT size.
10556 2005-01-09 Falk Hueffner <falk@debian.org>
10558 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10561 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10564 * collect2.c (main): Set aixrtl_flag for -brtl option.
10565 (resolve_lib_name): Search for .so file extension before .a
10566 if aixrtl_flag set.
10568 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10570 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10571 (vect_analyze_data_refs_alignment): Add dump prints.
10573 2005-01-09 Ira Rosen <irar@il.ibm.com>
10575 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10576 expr_invariant_in_loop_p.
10577 Initialize outputs first thing in the function.
10578 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10579 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10580 (vect_analyze_pointer_ref_access): Check that the initial condition of
10581 the access function is loop invariant.
10583 2005-01-09 Richard Henderson <rth@redhat.com>
10585 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10586 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10587 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10588 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10589 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10590 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10591 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10592 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10593 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10594 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10595 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10596 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10597 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10598 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10599 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10600 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10601 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10602 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10603 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10604 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10605 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10606 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10607 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10609 (mmx_clrdi, pavgusb): Remove.
10610 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10611 with leading sse_ prefix.
10612 * config/i386/sse.md: Receive them.
10613 * config/i386/mmx.md: New file.
10614 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10615 (subrv2sf3): Turn into expander for normal subtraction.
10616 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10617 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10618 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10619 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10620 commutative; use ix86_binary_operator_ok.
10621 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10622 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10623 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10624 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10625 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10626 Macroize from existing patterns; use ix86_binary_operator_ok.
10627 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10628 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10629 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10630 with vec_select+vec_concat.
10631 (mmx_pshufw, mmx_pshufw_1): Likewise.
10632 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10633 (mmx_uavgv4hi3): Model correctly.
10634 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10635 _mm_xor_si64): Remove casts.
10637 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10639 PR tree-optimization/19224
10640 * tree-scalar-evolution.c (get_instantiated_value,
10641 set_instantiated_value): New functions.
10642 (instantiate_parameters_1): Cache the results.
10643 (instantiate_parameters, resolve_mixers): Initialize and free
10646 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10648 * config/i386/i386.md (addhi_4): Correct reference in comment.
10651 2005-01-08 Richard Henderson <rth@redhat.com>
10653 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10654 (_mm_cvtsi128_si64x): Likewise.
10655 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10656 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10657 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10658 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10659 * config/i386/i386-protos.h: Update.
10660 * config/i386/i386.c (print_operand): Add 'H'.
10661 (ix86_fixup_binary_operands): Split out from ...
10662 (ix86_expand_binary_operator): ... here.
10663 (ix86_fixup_binary_operands_no_copy): New.
10664 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10665 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10666 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10667 (safe_vector_operand): Use CONST0_RTX.
10668 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10669 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10670 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10671 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10673 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10674 (IX86_BUILTIN_CMPNGESS): New.
10675 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10676 (attr type): Add sselog1.
10677 (attr unit, attr memory): Handle it.
10678 (movti, movti_internal, movti_rex64): Move near other integer moves.
10679 (movtf, movtf_internal): Move near other fp moves.
10680 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10681 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10682 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10683 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10684 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10685 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10686 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10687 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10688 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10689 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10690 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10691 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10692 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10693 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10694 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10695 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10696 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10697 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10698 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10699 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10700 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10701 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10702 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10703 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10704 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10705 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10706 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10707 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10708 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10709 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10710 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10711 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10712 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10713 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10714 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10715 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10716 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10717 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10718 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10719 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10720 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10721 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10722 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10723 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10725 (SSEPUSH, push<SSEPUSH>): Remove.
10726 (MMXPUSH, push<MMXPUSH>): Remove.
10727 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10728 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10729 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10730 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10731 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10732 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10733 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10734 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10735 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10736 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10737 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10738 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10739 (ppro_sse_log_V4SF): Handle sselog1.
10740 * config/i386/predicates.md (const_0_to_1_operand): New.
10741 (const_0_to_255_mul_8_operand): New.
10742 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10743 (const_2_to_3_operand, const_4_to_7_operand): New.
10744 * config/i386/sse.md: New file.
10745 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10746 (sse_movups): Rename from sse_movups_1.
10747 (sse_loadlss): Rename from sse_loadss_1.
10748 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10750 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10751 (absv4sf2, negv2df, absv2df): New.
10752 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10753 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10754 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10755 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10756 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10757 (sse3_addsubv4sf3): Model correctly.
10758 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10759 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10760 (sse_movhlps): Model with vec_select+vec_concat.
10761 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10762 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10763 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10764 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10765 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10766 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10767 sse2_pshufhw_1): Likewise.
10768 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10769 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10770 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10771 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10772 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10773 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10774 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10775 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10776 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10777 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10778 sminv8hi3): Mark commutative
10779 operands. Use ix86_binary_operator_ok.
10780 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10781 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10782 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10783 sse2_punpcklqdq): Allow operand2 in memory.
10784 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10785 sse2_movsd): Add memory alternatives.
10786 (sse_storelps): Turn expander into an insn; split after reload.
10787 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10788 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10790 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10792 * configure.ac (DWARF-2 debug_line): Use objdump.
10793 * configure: Regenerate.
10795 2005-01-08 Jeff Law <law@redhat.com>
10796 Diego Novillo <dnovillo@redhat.com>
10798 PR tree-optimization/18241
10799 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10800 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10801 statements with volatile operands.
10802 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10803 operands after marking a statement with has_volatile_ops.
10805 2005-01-08 Roger Sayle <roger@eyesopen.com>
10807 * tree.c (int_fits_type_p): Always honor integer constant
10808 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10810 2005-01-08 Roger Sayle <roger@eyesopen.com>
10812 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10813 the latent bug in rtl_delete_block has been resolved.
10815 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10817 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10818 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10820 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10822 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10823 library as @multilib_dir@/$(SHLIB_SONAME).
10825 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10827 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10828 * configure: Regenerate.
10830 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10832 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10835 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10838 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10839 Convert non-word aligned offset address using ld/std into
10842 2005-01-07 Richard Henderson <rth@redhat.com>
10844 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10846 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10848 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10850 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10852 PR tree-optimization/19283
10853 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10854 is not shorter than the original type.
10856 PR rtl-optimization/19012
10857 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10859 PR rtl-optimization/18861
10860 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10861 (FULL_STATE): Define.
10862 (mark_tablejump_edge): New function.
10863 (purge_dead_tablejump_edges): New function.
10864 (find_bb_boundaries): Use it.
10866 PR tree-optimization/18828
10867 * builtins.c (expand_builtin_next_arg): Remove argument and all
10868 the argument checking.
10869 (expand_builtin): Adjust caller.
10870 (expand_builtin_va_start): Likewise. Remove error for too many
10872 (fold_builtin_next_arg): Issue error for too many arguments.
10873 After checking arguments, replace them with magic arguments that
10874 prevent further checking of the args.
10876 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10878 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10880 2005-01-06 Roger Sayle <roger@eyesopen.com>
10883 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10884 and %{.S:...} (and their negative variants) to test whether the
10885 input file is assembler or pre-processed-assembler independent of
10886 the actual filename extension.
10888 2005-01-06 Roger Sayle <roger@eyesopen.com>
10890 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10891 of sign or zero extended values.
10893 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10895 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10896 for IBM long double format correctly.
10898 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10900 Fix PR tree-optimization/18792
10902 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10903 to first_loop_depth, and use loop depth instead of loop number.
10904 (build_classic_dir_vector): Ditto.
10905 (compute_data_dependences_for_loop): Use depth, not loop number.
10906 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10907 number. Pass in loops, instead of loop numbers.
10908 (gather_interchange_stats): Ditto.
10909 (linear_transform_loops): Ditto.
10911 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10914 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10915 biv_fits_mode_p, extension_within_bounds_p): New functions.
10916 (check_ext_dependent_givs): Use them.
10918 2005-01-06 Roger Sayle <roger@eyesopen.com>
10920 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10921 more than one barrier, in which case we should delete them all.
10923 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10925 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10927 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10929 Fix PR middle-end/19286
10931 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10932 output this subprogram, simply ignore this attempt to do it again.
10933 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10934 origin attribute if it's not possible.
10935 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10936 (decls_for_scope): Ditto.
10937 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10938 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10940 2005-01-05 Richard Henderson <rth@redhat.com>
10943 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10944 (bdesc_2arg): Use it.
10945 (ix86_expand_binop_builtin): Force operands into registers
10947 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10948 ix86_expand_sse_compare, ix86_expand_sse_comi,
10949 ix86_expand_builtin): Likewise.
10951 2005-01-05 Richard Henderson <rth@redhat.com>
10953 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10955 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10956 (mulv4hi3): Set itanium_class mmmul.
10957 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10958 (fpack): Rename from fpack_sfsf.
10960 2005-01-05 Richard Henderson <rth@redhat.com>
10963 * reload1.c (do_input_reload): Restrict the optimization deleteing
10964 a previous output reload to RELOAD_FOR_INPUT.
10966 2005-01-05 Steven Bosscher <stevenb@suse.de>
10968 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10969 comment that we fall through after case.
10970 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10971 (distribute_links): Likewise.
10972 * cse.c (cse_insn): Likewise.
10973 * cselib.c (cselib_invalidate_mem): Likewise.
10974 * df.c: Update comments at the top of the file.
10975 (read_modify_subreg_p): Update comments here too.
10976 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10977 * flow.c (mark_set_1): Likewise.
10978 (mark_used_regs): Likewise.
10979 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10980 (canon_list_insert): Likewise.
10981 (mark_set): Likewise.
10982 (try_replace_reg): Likewise.
10983 (store_killed_in_insn): Likewise.
10984 * loop.c (count_one_set): Likewise.
10985 (basic_induction_var): Likewise.
10986 * postreload-gcse.c (find_mem_conflicts): Likewise.
10987 * postreload.c (reload_combine_note_store): Likewise.
10988 (move2add_note_store): Likewise.
10989 * reload.c (find_equiv_reg): Likewise.
10990 (mark_referenced_resources): Likewise.
10991 * rtlanal.c (set_noop_p): Likewise.
10992 (note_stores): Likewise.
10993 (note_uses): Likewise.
10994 * sched-deps.c (sched_analyze_1): Likewise.
10995 * sched-rgn.c (check_live_1): Likewise.
10996 (update_live_1): Likewise.
10997 * config/i860/i860.c: Likewise.
10999 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11001 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11003 * doc/rtl.texi: Update documentation for bit-fields and SET.
11005 2005-01-05 Roger Sayle <roger@eyesopen.com>
11007 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11009 2005-01-05 Jan Hubicka <jh@suse.cz>
11010 Richard Henderson <rth@redhat.com>
11013 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11016 2005-01-05 Richard Henderson <rth@redhat.com>
11019 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11020 (sse_shufps): Change operand 3 to const_int_operand.
11021 (sse2_storelps): Fix typo in template.
11022 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11023 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11024 (ix86_expand_builtin): Likewise.
11026 2005-01-05 Julian Brown <julian@codesourcery.com>
11028 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11029 as aggregates for AAPCS ABIs.
11031 2005-01-05 Stan Shebs <shebs@apple.com>
11033 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11034 Mach-O getters if ppc64.
11035 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11037 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11038 signed four-byte field for global code case.
11039 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11041 2005-01-05 Roger Sayle <roger@eyesopen.com>
11043 PR middle-end/19100
11044 * c-common.c: Include real.h.
11045 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11046 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11047 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11048 * Makefile.in (c-common.o): Update dependencies.
11050 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11052 * c-parse.in (asm_string): Add trailing semicolon.
11054 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11056 * c-parse.in (asm_string): New. Don't allow wide strings in
11058 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11059 asm_string instead of STRING.
11061 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11063 * c-typeck.c (constructor_no_implicit): Remove.
11064 (set_designator, process_init_element): Don't check
11065 constructor_no_implicit.
11067 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11068 Kaz Kojima <kkojima@gcc.gnu.org>
11071 * lcm.c (create_pre_exit): New.
11072 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11073 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11075 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11077 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11078 -msoft-float in target_float_switch.
11079 * arm.c (arm_override_options): Fix processing of target_float_switch.
11081 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11083 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11086 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11088 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11089 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11091 2005-01-04 Roger Sayle <roger@eyesopen.com>
11093 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11094 if deleting the then-block allows the test-block to fallthru to the
11097 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11100 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11101 after the full declaration if the are in two different TUs.
11103 2005-01-04 Richard Henderson <rth@redhat.com>
11106 * tree-sra.c (generate_one_element_init): Just
11107 call gimplify_and_add.
11108 (generate_element_init): Record the
11109 new referenced variables and mark them for renaming
11110 and split out to ...
11111 (generate_element_init_1): This.
11112 (scalarize_init): Don't call push_gimplify_context/
11113 pop_gimplify_context.
11115 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11117 * toplev.c (get_src_pwd): Handle failure of getpwd().
11119 2005-01-04 Roger Sayle <roger@eyesopen.com>
11121 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11123 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11124 all the cases handled by it are inverted by invert_truthvalue.
11126 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11128 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11129 (save_register_windowsi): Likewise.
11131 2005-01-04 Richard Henderson <rth@redhat.com>
11133 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11135 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11137 PR middle-end/17767
11138 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11139 any simplifications of vector mode comparison operators.
11140 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11142 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11143 Devang Patel <dpatel@apple.com>
11145 PR tree-optimization/18308
11146 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11147 the operands before creating a new expression.
11148 * dojump.c (do_jump): Make drop_through_label available
11149 for all cases. Add expansion of COND_EXPR.
11151 2005-01-04 Ira Rosen <irar@il.ibm.com>
11153 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11154 INTEGER_CST instead of TREE_CONSTANT.
11155 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11156 instead of TREE_CONSTANT.
11157 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11158 instead of TREE_CONSTANT.
11160 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11162 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11164 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11167 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11168 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11170 2005-01-03 Richard Henderson <rth@redhat.com>
11172 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11173 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11174 fold_convert_const_real_from_real): Split out from ...
11175 (fold_convert_const): ... here.
11177 2005-01-03 Richard Henderson <rth@redhat.com>
11180 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11181 (mov<MMXMODEI>_internal): Likewise.
11182 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11183 Add V2SF case; use it for SSE1; don't use TI.
11184 (movdf_integer): Likewise.
11185 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11187 2005-01-03 Ira Rosen <irar@il.ibm.com>
11189 * tree-vectorizer.c (vect_strip_conversions): New function.
11190 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11191 check for binary class.
11193 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11197 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11199 * gimple-low.c (mark_blocks_with_used_vars): New function.
11200 (mark_blocks_with_used_subblocks): Ditto.
11201 (mark_used_blocks): Ditto.
11202 (pass_mark_used_blocks): New pass.
11203 * tree-inline.c: Include debug.h.
11204 (expand_call_inline): Call outlining_inline_function here.
11205 * tree-optimize.c (init_tree_optimization_passes): Add
11206 pass_mark_used_blocks.
11207 * tree-pass.h (pass_mark_used_blocks): New.
11208 * Makefile.in (tree-inline.o): Add debug.h dependency.
11210 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11212 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11213 VAR_DECLs to have weak_import attribute.
11215 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11218 2004-01-03 Steven Bosscher <stevenb@suse.de>
11220 * passes.c (rest_of_compilation): Don't run regmove if only
11221 flag_expensive_optimizations, require flag_regmove instead.
11223 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11225 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11227 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11228 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11229 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11230 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11232 2005-01-03 Richard Henderson <rth@redhat.com>
11234 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11235 (ia64_const_ok_for_letter_p): New.
11236 (ia64_const_double_ok_for_letter_p): New.
11237 (ia64_extra_constraint): New.
11238 (ia64_expand_vecint_compare): New.
11239 (ia64_expand_vcondu_v2si): New.
11240 (ia64_expand_vecint_cmov): New.
11241 (ia64_expand_vecint_minmax): New.
11242 (ia64_print_operand): Add 'v'.
11243 (ia64_preferred_reload_class): New.
11244 (ia64_vector_mode_supported_p): New.
11245 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11246 (PREFERRED_RELOAD_CLASS): Move to function.
11247 (CONST_OK_FOR_LETTER_P): Move to function.
11248 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11249 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11250 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11251 (EXTRA_CONSTRAINT): Move to function.
11252 * config/ia64/ia64.md: Include vect.md.
11253 (itanium_class): Add mmalua.
11255 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11257 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11258 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11260 (const_int_2bit_operand): New.
11261 (fr_reg_or_0_operand): New.
11262 * config/ia64/ia64-modes.def: Add vector modes.
11263 * config/ia64/ia64-protos.h: Update.
11264 * config/ia64/vect.md: New file.
11266 2005-01-03 Richard Henderson <rth@redhat.com>
11268 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11270 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11273 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11275 (log1pdf2): Change mode of operands[0,1] to DFmode.
11277 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11279 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11280 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11281 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11282 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11283 SPARC_RELAXED_ORDERING.
11285 2005-01-03 Richard Henderson <rth@redhat.com>
11286 Uros Bizjak <uros@kss-loka.si>
11289 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11290 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11291 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11293 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11294 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11295 const_pow2_1_to_128_operand): New predicates.
11297 2005-01-02 Greg McGary <greg@mcgary.org>
11299 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11301 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11302 object. [ptr_type]: Remove unused variable.
11303 Remember nearest addressable array-element or record-component
11304 when checking bitfield components. Tolerate empty BIND_EXPR.
11306 2005-01-01 Richard Henderson <rth@redhat.com>
11308 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11309 that don't narrow the value. Fail for other conversions.
11311 2005-01-01 Richard Henderson <rth@redhat.com>
11314 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11315 * c-lang.c (finish_file): Don't do it here.
11316 * objc/objc-act.c (objc_finish_file): Likewise.
11318 * cgraph.c (decl_assembler_name_equal): New.
11319 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11320 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11321 * cgraph.h (struct cgraph_varpool_node): Add next.
11322 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11323 * varasm.c (assemble_alias): Mark the target as needed.
11325 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11327 PR middle-end/19221
11328 * function.c (get_arg_pointer_save_area): Use entry_of_function
11329 instead of get_insns.
11331 2005-01-01 Roger Sayle <roger@eyesopen.com>
11332 Andrew Pinski <pinskia@physics.uc.edu>
11333 James E. Wilson <wilson@specifixinc.com>
11335 PR rtl-optimization/12092
11336 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11339 2005-01-01 Roger Sayle <roger@eyesopen.com>
11340 Olivier Hainque <hainque@act-europe.fr>
11342 * tree.c (int_fits_type_p): A narrower type always fits in a
11343 wider one, except for negative values into unsigned types.
11345 2005-01-01 Roger Sayle <roger@eyesopen.com>
11347 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11348 with the original constant rather than require TREE_OVERFLOW.
11350 2005-01-01 Steven Bosscher <stevenb@suse.de>
11352 PR middle-end/17544
11353 * c-decl.c (finish_function): If compiling C99, annotate the
11354 compiler generated return with the current file name and line 0.
11355 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11356 the source line is greater than 0.
11357 (remove_bb): Likewise.